penetration

劍橋詞典

penetration noun [U] (MOVEMENT INTO)


a movement into or through something or someone
進入；穿透
Sunscreens can help reduce the penetration of ultraviolet rays into the skin . 防曬霜可以減少紫外線穿透皮膚。
The company is trying to increase its penetration of the market . 該公司正在努力擴大其市場份額。

the act of a man putting his penis into his partner's body during sex
（性交時陰莖的）插入

penetration noun [U] (UNDERSTANDING)

formal
someone's ability to understand quickly and well
洞察力 返回 penetration