正常的和变态的性行为sexual acts, normal and perverted他被判定与一名未成年少女发生非法性行为.He was convicted of having unlawful sex with an underage girl.如果那男人产生任何其他的异常性行为, 都是你的责任.If that man turns out to be some sort of sex weirdo, it's on you...

“性行为”的英语可以翻译为：sex instinct act，sexual behaviour，sexuality erotism ...

“性行为”的拼音为：xìng xíng wéi...