N-UNCOUNT Safe sex is sexual activity in which people protect themselves against the risk of AIDS and other diseases, usually by using condoms. (常指使用安全套的) 安全性交
You must practise safe sex and know your partner well.
你必须进行安全性交并充分了解你的性伴侣。
The military is helping to promote the safe sex message by distributing more than 40 million condoms provided by Australian relief agencies.
VOA: standard.2009.04.04
He urged people to take responsibility for their health and that of their loved ones, to practice safe sex and to get tested.
VOA: standard.2009.12.02
She says many women still don't feel like they have the power to negotiate safe sex.
VOA: standard.2010.03.02
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