the ability to make way into or through something;
"the greater penetration of the new projectiles will result in greater injuries"
the depth to which something penetrates (especially the depth reached by a projectile that hits a target)
the act (by a man) of inserting his penis into the vagina of a woman
例句
用作名词(n.)
Penetration by foreign capitalism accelerated this process.外国资本主义的侵入，促进了这种发展。
We don't have one hundred percent market penetration.但我们的市场渗透率并没有达到百分之百。
The material has good penetration and good water-resistance.这种材料具有高度的渗透力及良好的防水性能。
The German penetration of the Allied lines was a damning commentary on the supposed (invulnerability) of the Maginot Line.马奇诺防线据说是固若金汤这一点，已被德军突破盟军防线这件事驳得体无完肤了。
He created so many great shots for other guys through his penetration and he played a tremendous game.他通过突破,为其他球员创造了好多次重要的出手命中机会,他打了一场美妙的比赛。
He writes with penetration.他写的文章尖锐深刻。
She had a quick, sharp mind of considerable penetration.她有敏锐的头脑，深邃的洞察力。
