penetration

Word family

pen·e·tra·tion /ˌpenəˈtreɪʃən/ noun

1 [countableC, uncountableU] when something or someone enters or passes through something, especially when this is difficult 穿透；渗透；进入

Cover the entire device to prevent water penetration.

把整台设备都罩住以免进水。

penetration of

The attack failed to lead to any deep penetration of enemy territory.

那次进攻没能深入敌区。

2 [countableC, uncountableU] the degree to which a product is available or sold in an area 〔某产品在某市场的〕占有率

penetration of

the rise in import penetration of the domestic market

国内市场进口商品占有率的提高

3 [uncountableU] when a system of beliefs enters a society and becomes accepted 〔某种信仰在某一社会的〕渗透

penetration of

the penetration of Marxism into Latin America

马克思主义在拉丁美洲的传播

4 [uncountableU] when someone joins and gets accepted by an organization, business etc in order to find out secret information 〔为刺探情报对某团体、企业等的〕渗入

penetration of

foreign penetration of the British secret service

外国势力对英国特工部门的渗透

5. [uncountableU] when a man puts his penis into a woman’s vagina or into someone’s anus 〔阴茎的〕插入

6. [uncountableU] a special ability to understand things very clearly and completely 洞察力

Examples from the Corpus

penetration• Military sources reported several enemy penetrations of U.S. airspace.• foreign penetration of the British secret service• Video conferencing is expected to continue its penetration into the corporate marketplace.• Protect the wood against water penetration.

From Longman Business Dictionary

penetrationpen·e·tra·tion /ˌpenəˈtreɪʃən/ noun [uncountableU]MARKETING

1when a product starts to be sold in a new area or to a new group of people

our successful penetration of overseas oil markets

2how much of a particular market one company’s sales or one product’s sales cover. This can be shown as a percentage of the possible sales in that market

Home Internet penetration has reached 60%.

pen·e·tra·tion noun

Chinese

Syllable

Corpus

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