It usually leads to no good — drinking, drugs and casual sex.

往往它带来的并非好事——酗酒、吸毒和滥交。

The other way is to encourage people to stop having casual sex.

另外一个方法则是鼓励人们停止性滥交。

No, I'm all done with casual sex. From now on, I'm fully committed to the traditional relationship paradigm.

不我已经厌烦逢场作性了，从现在起我完全忠于传统交往关系的模式。

Or believe that it is un-Islamic and promotes casual sex and drinking alcohol, which are prohibited in the traditional Muslim faith.

或者认为它是不伊斯兰教的，宣扬随意性行为和饮酒，而这在传统的穆斯林教义中是被禁止的。

We see an even bigger gap emerging with casual or hookup sex between women and men, when women's chance of orgasming drops further still.

我们甚至能观察到另一个巨大的差距，此差距出现在男性 和女性之间的滥交或者约炮，这两种性爱使女性 高潮的机会持续下降。

The book was shocking for Americans to read, because it talked about how young Samoan women had casual sex before they marry and have children.

这本书让美国人读起来很震惊，因为它讲述了年轻的萨摩亚妇女在结婚生子之前是如何随意发生性关系的。

Crucially, men's rate of orgasming when having sex with women stays at around 85 to 95 percent, whether that's a regular partner, casual sex and just as reliably as when they're on their own.

更关键的是，男性与女性 发生关系时的高潮频率一直徘徊在 85%-95% 之间，不管做爱时是固定伴侣、还是滥交、都和他们自娱自乐时保持一致。