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BNC: 721 COCA: 989

sea

Word family 
Related topics: Oceanography, Astronomy
sea /siː/ ●●● S2 W1 noun   → emcee, see, plc, cc
1  [countableC, uncountableU]HEO especially British EnglishBrE the large area of salty water that covers much of the Earth’s surface 海，海洋 SYN ocean
 Jay stripped his clothes off and ran into the sea.
杰伊脱光衣服奔入海里。
n The sea came up to my knees.
 Most exports went by sea (=on a ship).
大部分出口商品都走海路。
 a little cottage by the sea (=near the sea)
一座海滨小屋
 He spent over 30 years at sea (=working on ships or boats on the sea).
他在船上工作了30多年。
 They stood side by side looking out to sea (=looking at the sea).
他们并排站着眺望大海。
→4  See picture of 见图 RIVER
2  [countableC]HEO a large area of salty water that is mostly enclosed by land 内海
 the Mediterranean Sea
地中海
3  sea of something LOT/LARGE NUMBER OR AMOUNTa very large number of people or things that all look similar 大量某物，一大片某物
 He looked out at the sea of faces.
他放眼望去，人海茫茫。
4  (all) at sea CONFUSEDconfused or not sure what to do 困惑，茫然不知所措
 Living in a foreign country can mean you’re always at sea about what’s going on.
生活在异国他乡可能意味着你对周围的事总是茫然不知所措。
Examples from the Corpus
(all) at sea• This week, however, when you find yourself all at sea, you may wonder whether you've chosen well.• We are glad to be with them again, especially when they are at sea.• A girl from near his village in Trondheim fell ill the first day at sea.• His eyes were an astounding blue and his complexion was ruddy from a life spent mostly at sea.• Down to the beach to see the oil rigs at sea.• Teredo, or shipworm, can have a devastating effect on the hulls of wooden ships at sea.• At worst, they can sink or lose their nuclear warheads at sea.
5  the seas literaryHAAL the sea – used especially when you are not talking about a particular ocean 海，大海〔尤用于泛指〕
across the seas (=far away) 遥远，远隔重洋
 They came from lands across the seas.
他们来自遥远的国度。
Examples from the Corpus
the seas• Till a' the seas gang dry, my dear.• The crew was exhausted, the seas still heavy, and without daylight we could not see what we were doing.• The captain too found the seas rougher than his liking.• One-third of the world's human population lives on land that is liable to be inundated if the seas rise.• Who knows what the depths of the seas may yet yield?• On the seas and far away On stormy seas and far away.• The fleets of Ulthuan ranged the seas destroying Dark Elf slaving ships.• First entering shallow equatorial seas, then estuaries and coastal oceans, the prehistoric cetaceans spread through the seas of the world.
6. [countableC]HA one of the broad areas that seem flat on the Moon and Mars 海〔指月球或火星表面的一片广阔平原〕
n GRAMMAR: Patterns with sea
in the sea
You use in the sea to talk about things that happen in the water:
We paddled in the sea.
Whales are mammals that live in the sea.
on the sea
You use on the sea to talk about things that happen on the surface of the water:
The boat floated on the calm sea.
by the sea
You use by the sea to talk about things that are on the land near the sea:
They live in a cottage by the sea.
 COLLOCATIONS
adjectives
blue 蓝色的
The sun shone brightly upon the clear blue sea.
清澈湛蓝的海面上,阳光灿烂。
calm 无浪的,平静的
The sea was perfectly calm.
海面上风平浪静。
rough (=with big waves) 浪大的
The sea was too rough to swim in.
海上浪太大,不能游泳。
choppy (=with a lot of small waves) 波浪起伏的
The wind was starting to pick up and the sea was becoming choppy.
风大起来,海面开始微波荡漾。
nThe yachts bobbed around on the choppy sea.
heavy seas (=a rough sea) 汹涌的大海
The tanker split apart and sank in heavy seas.
油轮船体断裂，沉入波涛汹涌的大海。
a stormy sea 波涛翻滚的大海
na picture of a battleship in a stormy sea
the open sea (=the part of the sea that is far away from land) 公海,远海
nRescuers are trying to drive the stranded whales back out into the open sea.
nthe deep sea (=the water deep under the surface of the sea)
The deep sea is the most unexplored area left on the planet.
verbs
cross the sea 横渡大海
Our ancestors crossed the sea in small boats.
我们的祖先驾着小船远渡重洋。
go to sea (=go to work on a ship) 下海工作
He went to sea when he was eighteen.
他18岁出海。
put to sea (=sail a boat away from land) 驾船出海
The refugees put to sea in rickety rafts.
难民们驾着破筏子驶入大海。
be lost at sea formal (=be drowned in the sea) 葬身大海
nHis father had been lost at sea three months before.
be swept out to sea (=be taken far away from land by the sea) 被冲入大海
nThey had to rescue three young canoeists who were swept out to sea.
sea + NOUN
sea water 海水
Removing salt from sea water is an expensive process.
海水淡化是个代价昂贵的过程。
a sea view 海景
All the bedrooms have a sea view.
所有房间都能看到海景。
sea level 海平面
Average sea levels are rising year on year.
海平面平均高度在逐年升高。
the sea air (=the air close to the sea) 海边空气
nHe breathed in the fresh sea air.
the sea bed (also the sea floor) (=the land at the bottom of the sea) 海床
nA lot of these small creatures feed on the sea bed.
n THESAURUS
the sea especially British EnglishBrE the large area of salty water that covers much of the Earth’s surface
She lives by the sea.
The sea was very rough.
the ocean especially American EnglishAmE the large area of salty water that covers much of the Earth’s surface
a house by the ocean
The restaurant had a sweeping view of the ocean.
waters a large area of water – used about an area of water that belongs to a particular country, or when describing what the water is like
boats fishing in Canadian waters
British territorial waters
the calm waters of the harbour
dangerous waters
choppy waters (=with a lot of waves)
bay an area of sea that is partly enclosed by a curve in the land
I swam across the bay.
the Bay of Biscay
gulf a very large area of sea partly enclosed by land
the Gulf of Mexico
oil from the Gulf (=the area of water near Iran, Saudi Arabia etc)
tide the regular rising and falling of the level of the sea
Is the tide going out or coming in ?
High tide (=when the sea is at its highest level)is at 4 o'clock in the afternoon.
low tide (=when the sea is at its lowest level)
The rocks are visible at low tide.
wave a line of raised water that moves across the surface of the sea
The waves were crashing against the rocks.
Examples from the Corpus
sea• The war escalated, on the ground, in the air, and at sea.
by the sea• Joe had discovered that at least twenty per cent of these water containers were gone, washed away by the sea.• Rex was captivated by the sea in a way that others might be avid golf players or inveterate bird watchers.• Our cottage lay on stubby cliffs close by the sea.• We bought a small cottage by the sea.• Eirias Park Spend your leisure time in Eirias Park - the park by the sea.• At Camasunary the bothy for walkers by the sea had a driftwood firelight glow coming through the window.• Long walks by the sea were needed to shake it all down and shake off the pounds that could so easily accumulate.• I find it very sad that the traditional weekend by the sea cam now be considered a health risk.
Origin sea
Old English sæ
sea noun →n GRAMMAR1 →COLLOCATIONS1
→n THESAURUS1
LDOCE Online
Chinese
Corpus

See also: ldoce4392jpg

BNC: 721 COCA: 989
sea

noun¹

 1area of salt water海ADJECTIVE | VERB + SEA | SEA + VERB | SEA + NOUN | PREPOSITION | PHRASES ADJECTIVE➤calm平靜的海面◇a calm sea after the storm暴風雨過後平靜的海面➤choppy, heavy, mountainous, raging, rough, stormy波浪起伏的海面；波濤洶湧的大海；洶湧澎湃的海面◇A week of heavy seas has created problems for fishermen.連續一週洶湧的海浪給漁民們製造了麻煩。◇The sea was too rough for sailing in small boats.海上風浪太大，小船不能航行。➤deep, shallow深海；淺海▸➤blue, grey/gray藍色的海洋；灰濛濛的大海▸➤cold, frozen寒冷的／冰冷的大海▸➤warm溫暖的海➤salty鹹鹹的大海▸➤inland內陸海▸➤open公海◇The fishing boats headed for the open sea.漁船向公海駛去。VERB + SEA➤cross橫渡海洋◇Thousands of Haitians tried to cross the sea to Florida.數千名海地人試圖橫渡大海前往佛羅里達。➤roam, sail在大海上漫遊／航行◇He has sailed the seven seas.他已乘船航經七大洋。➤go to (= become a sailor) 當水手▸➤put out to, put to出海◇The ship put to sea (= left port) in deteriorating weather conditions.船在不斷惡化的天氣條件下離岸起航。➤be lost at在海上罹難◇They were lost at sea when their ship sank en route for Madeira.前往馬德拉的途中船沉了，他們葬身大海。➤stare out to凝望着大海◇She stood on the cliff, staring out to sea.她站在懸崖上，凝望着大海。➤overlook俯瞰大海◇a house overlooking the sea一處俯臨大海的房子SEA + VERB➤rise海面上升◇In recent years the sea has risen by a couple of inches.近些年，海面上升了幾英寸。➤recede海面後退◇The sea has receded since the river was diverted.河流改道以後，海水退後了。SEA + NOUN➤water海水▸➤bed, bottom, floor海底➤level海平面◇The island is sinking into the ocean due to rising sea levels.因海平面上升，該島正慢慢沉入大海。➤conditions海域條件◇treacherous sea conditions around Greenland格陵蘭島周圍險惡的海域狀況➤air, breeze海上的空氣；海風➤ice海面浮冰▸➤creature海洋生物▸➤otter, trout, turtle, urchin, etc.海獺、海鱒、海龜、海膽等▸➤port (usually seaport) 海港▸➤voyage海上航行▸➤cliff, front, view海蝕崖；濱海區；海景▸➤chantey, shanty (BrE) 水手號子➤salt海鹽➤power海上實力；海軍強國◇the rise of British sea power in the 17th and 18th centuries17 世紀和 18 世紀英國海上實力的崛起PREPOSITION➤at sea在海上航行◇We spent three weeks at sea.我們在海上航行了 3 個星期。➤across the sea越過海洋◇We sailed across the Black Sea in a yacht.我們乘坐遊艇橫渡黑海。➤by sea由海路◇We sent our furniture by sea.我們的傢具是經由海路運輸的。➤by the sea在海邊◇They live by the sea.他們住在海邊。➤down to the sea到海濱◇We'll go down to the sea for a swim before dinner.晚飯前，我們會去海邊游泳。➤in the sea, into the sea在海裏；到海裏◇I love swimming in the sea!我喜歡在海裏游泳！➤on the sea在海上◇three ships sailing on the sea三艘在海上航行的船➤out to sea到海裏◇She fell overboard and was swept out to sea.她跌下船，被捲進了海裏。PHRASES➤the bottom of the sea, the depths of the sea, the edge of the sea, the middle of the sea, the surface of the sea海底；大海深處；海邊；大海中央；海面▸➤above sea level, at sea level, below sea level海平面以上；海平面上；海平面以下◇The camp is situated 6 755 feet above sea level.營地位於海拔 6,755 英尺處。➤on the high seas在公海上▸➤the seven seas七大洋；全球
sea

noun²

 2large amount of sth大量ADJECTIVE | VERB + SEA | PREPOSITION ADJECTIVE➤endless, vast無窮的量；巨大的量VERB + SEA➤be surrounded by被大量的⋯包圍◇They were surrounded by a sea of boxes.他們被淹沒在盒子的海洋裏。PREPOSITION➤sea of大量的⋯◇She scanned the vast sea of faces below her.她掃視了一遍下面的無數張面孔。
BNC: 721 COCA: 989
sea noun
⇨ sea (I live by the sea.) ⇨ wave 1 (swept into rough seas) sea

noun

sea ♦︎ ocean ♦︎ watersThese are all words for the salt water that covers the earth's surface. 这些词均表示海、海洋。PATTERNS AND COLLOCATIONS 句型和搭配◆by / on / across / beneath / under the sea / ocean◆in the sea / the ocean / ... waters◆to cross / sail the sea / ocean■ sea [uncountable, countable] ( often 常作 the sea) the mass of salt water that covers most of the earth's surface and surrounds its continents and islands; a large area of this salt water 海；海洋◆The waste is dumped in the sea.废弃物被倒入海中。◆The goods were sent by sea.那些货物经由海路运输。◆Her husband was in the navy and spent a lot of time away at sea.她丈夫过去是海军，经常在海上航行。◆She stood on the cliff, looking out to sea.她站在悬崖边，遥望着大海。◆I asked for a room with a sea view.我要了一个能看海景的房间。◆ (BrE) They live in a cottage by the sea.他们住在一个海滨小屋里。◆the North Sea北海ⓘ Seas [plural] may also be used in a literary context. 复数形式的seas也可用于文学语境◆the cold seas of the Antarctic南极地区寒冷的海洋◆They sailed the seven seas in search of adventure.他们航遍了世界所有海洋，寻求冒险刺激。 OPP land ⇨ floor 1   see also sea ⇨ wave 1 ■ ocean [countable] ( often 常作 the ocean) the mass of salt water that covers most of the earth's surface and surrounds its continents and islands; one of the five large areas that this is divided into 大海；海洋；（五大洋之一的）洋◆Ocean levels are rising.海平面正在上升。◆ (NAmE) The plane hit the ocean several miles offshore.那飞机在距离海岸数英里处坠入大海。◆ (NAmE) Our beach house is just a few miles from the ocean.我家滨海的房子离大海只有几英里。◆the Antarctic / Arctic / Atlantic / Indian / Pacific Ocean南极海；北冰洋；大西洋；印度洋；太平洋NOTE 辨析 Sea or ocean?In British English the usual word for the mass of salt water that covers most of the earth's surface is the sea. In American English the usual word is ocean. 在英式英语中，通常用sea来表示占地球表面大部分的海域，在美式英语中则通常用ocean (BrE) ◆a cottage by the sea海滨小屋 (NAmE) ◆a house on the ocean海滨小屋It is also common to say a week at the seaside in British English or a week at the beach in American English. When talking about one of the five large areas that this is divided into, ocean is used (or Ocean, when it is part of a name). 在英式英语中通常说a week at the seaside（海滨一周），在美式英语中则说a week at the beach（海滨一周）。表示五大洋时，要用ocean（在名称中首字母要大写）◆the Pacific Ocean太平洋When talking about a particular area in an ocean or between areas of land, sea is used (or Sea, when it is part of a name). 表示海洋中或陆地之间的某个特定水域时，要用sea（在名称中首字母要大写）◆the Mediterranean Sea地中海  ➡ See also the entry for coast 另见coast条 ■ waters [plural] an area of sea or ocean that belongs to a particular country （某个国家的）领海，海域◆British / international waters英国领海；国际海域◆The treaty prohibited the use of the country's navy outside its own territorial waters.条约规定该国海军不得在其领海之外航行。
BNC: 721 COCA: 989
sea
Seas and oceans: the brine, the briny, the Caribbean...
Tides and waves: backwash, billow, breaker...

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