性交

I've seen ferrets in suitcases, uh, fellatio in first class...

有人在行李箱里面放过几只雪貂，想偷偷运走；有人在头等舱里性交。。。

A flagellum propels the sperm, which may live in a woman's reproductive tract for two to three days after sexual intercourse, to the egg.

鞭毛约长50公忽，推动精子前进至卵子处，进入女性生殖道的精子在性交后可存活2～3天。

"A contraceptive device consisting of a thin flexible disk, usually made of rubber, that is designed to cover the uterine cervix to prevent the entry of sperm during sexual intercourse."

"通常由薄橡皮膜制成的套在子宫颈上的帽，以避免性交过程中精子的进入。"

A contraceptive device consisting of a thin flexible disk, usually made of rubber, that is designed to cover the uterine cervix to prevent the entry of sperm during sexual intercourse.

子宫帽避孕套通常由薄橡皮膜制成的套在子宫颈上的帽，以避免性交过程中精子的进入

But he said prior research has shown that both men and women want foreplay and sexual intercourse to last longer.

但他说，以前的研究显示，男人和女人都想要前戏和性交上持续更长的时间。

Sexual intercourse after the prone position, so that semen in the vagina before having plot fornix.

2性交后俯卧，使精液矣积在阴道前穹窿。

Sexual intercourse after the prone position, so that accumulation of semen in the vagina before the fornix, the same bend of the cervix so sperm injection in the Medium immersion.

2性交后俯卧，使精液聚积在阴道前穹窿，同样使上翘的宫颈浸泡在精注中。

Bonobo spats are swiftly settled often with a French kiss and a quick round of sex.

倭黑猩猩间的短暂争吵会通过一次法国式的接吻和一轮快速性交来解决。

Because if you have, then you are so much more fucked up than I am.

因为如果你有，那么你就这么多了更多的性交比我。

All the cases had the history of unclear sex and were found out gonococcus.

所有感染者均有不洁性交史，查出淋球菌。

I think he's learned how to approach hitters....

Johhny Damon说，『他已是最好的了，再没有人能够比他做的更好，我想他的球技已经完全成熟了，而且他也已经学会了如何去对付和压迫各种打击者。。。。。。

In effect, an 18 foot King Cobra could actually look down onto the average human being.

际上，一个18尺眼镜蛇王其实可以俯视到的平均人。