blue1 /bluː/ ●●● S1 W2 adjectiveadj → blew1 COLOURCChaving the colour of the sky or the sea on a fine day 蓝色的,蔚蓝色的,天蓝色的 → navy, navy blue the blue waters of the lake 蓝蓝的湖水
dark/light/pale/bright blue a dark blue raincoat 一件深蓝色的雨衣
2 SAD[not before noun] informalSAD/UNHAPPY sad and without hope 忧郁的,沮丧的,悲观的 SYN depressed I’ve been feeling kind of blue. 我心情不大好。
3. SEXY informal blue jokes, stories etc are about sex, in a way that might offend some people 〔笑话、故事等〕黄色的,色情的 → blue movie 4 argue/talk etc till you’re blue in the face informalLOT/LARGE NUMBER OR AMOUNT to argue, talk etc about something a lot, but without achieving what you want 费尽唇舌,嘴巴说干了都没用 You can tell them till you’re blue in the face, but they’ll still do what they want. 你就算费尽唇舌,他们还是会独断独行。
5. blue with cold especially British EnglishBrECOLD someone who is blue with cold looks extremely cold 冻得发紫 6. go blue British EnglishBrECOLD if someone goes blue, their skin becomes blue because they are cold or cannot breathe properly 〔因寒冷或呼吸不畅而〕脸色发青 7. talk a blue streak TALK TO somebody American EnglishAmE informal to talk very quickly without stopping 喋喋不休,说个没完talk a blue streak• He had a wicked tongue when roused and could talk a blue streak.• I was talking a blue streak. —blueness noun [uncountableU]
→ black and blue, → once in a blue moon at once1(15), → scream blue murder at scream1(1)