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| 单词 | penetration |
| 释义 |
penetration [ˌpen.ɪ'treɪ.ʃən] noun uncountable MOVEMENT INTO 穿透 ■a movement into or through something or someone 进入;穿透 •Sunscreens can help reduce the penetration of ultraviolet rays into the skin.防晒乳可以减少紫外线穿透皮肤。 •The company is trying to increase its penetration of the market.该公司正在努力扩大其市场占有率。 ■the act of a man putting his penis into his sexual partner's vagina or anus during sexual activity (性交时阴茎的)插入[ˌpen.ɪ'treɪ.ʃən] noun uncountable UNDERSTANDING 理解 formal ■someone's ability to understand quickly and well 洞察力 |
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