以下为句子列表：
英文: According to earlier national surveys, only a quarter of those having premarital sex for the first time used a condom,he told China Daily.
中文: 他在接受《中国日报》的采访时说：“据以前的一些全国性调查，仅有四分之一的人在初次婚前性行为时使用了安全套。”
更详细...
英文: Always have sex with the boss.
中文: 教条113－绝对要和老板上床。
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英文: As it's hard to spot clients who buy sex, intervention has to begin with sex workers,said Tan Xiaodong, professor at the School of Public Health of Wuhan University.
中文: 武汉大学公共健康学院谭晓东教授指出：“既然很难指出谁会去接受性服务，干预只能从性工作者开始。”
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英文: Because of the impropriety of entertaining guests of the opposite sex in the bedroom, it is suggested that the lobby be used for this purpose.
中文: （由于在卧室款待异性访客不合宜，我们建议使用大厅来做此用途。）
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英文: But over-indulgence in sex will not only harm young people, but also weaken the concept of marriage and family,she warned.
中文: 她说：“但过份沉溺于性不仅会对年轻人造成伤害，而且会削弱婚姻和家庭的观念。”
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