Community immunity
[医] 群体免疫
🧩 词语组成解析
immunity
[i'mju:niti]
n. 免除，豁免;免疫力;
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
Quietness is best.
宁静最好。
Indeed, we lack practice and experience nowadays in dealing with primitive conditions.
确实，我们今天缺乏对付原始环境的实践和经验。