Safe sex
n. （采取预防艾滋病等措施的）安全性交
🧩 词语组成解析
safe
[sef]
adj. 安全的;保险的，肯定的;无损的;提供保护的;
n. 保险箱，保险柜;冷藏箱;〈俚〉避孕套;
sex
[sɛks]
n. 性别;两性之一;性，性特征;性活动;
vt. 辨识性别;引起性欲;吸引;
🗣️ 情景例句
She never spoke about her private life.
她从未谈过她的私生活。
Father has prescribed a course of action for my bother.
父亲指使弟弟的行动。
and another 700 for the survivors to be reduced by half again.
剩下的一半人再过700年，才会又减少一半。