单词sex-play
网络: 玩性游戏；玩亲亲
Again, it"s easy to focus on intercourse, but intercourse is almost always only one part of sex play.
再一次，集中于性交时很容易的，但是性交一直都仅仅是性爱的一部分。
Understandably sex play for long periods takes its toll on the body"s resource and friction heat and dryness can be an issue.
很好理解，长时间的性爱其实很消耗身体自身分泌的液体，摩擦带来的热和干燥就会成问题。
Talking about your fantasies with your partner is a very conducive form of sex play.
告诉你的伴侣你的幻想是非常有利的性游戏形式。
Many women enjoy stimulation of this area during masturbation or partner sex play.
很多女性喜欢在性交或者在自慰的时候刺激这个部位。
Question: Why does sex play such an important part in each one"s life in the world?
问：为什么性在这个世界上的每个人的生活中扮演着如此重要的一部分？