Coilective prophylaxis
[医] 集体预防
🧩 词语组成解析
n. 预防\\n[医] 预防
🗣️ 情景例句
Can I have your attention, please?
请大家听我说。
The tortosis wins the race while the hare is sleeping.
兔子睡大觉，乌龟才得胜。
No, they aren't.
不，不是。