Preventive substance
[医] 介体
🧩 词语组成解析
preventive
[pri'ventiv, pri:-]
n. 预防;防止;预防措施;预防药;
adj. 预防的;防止的;
🗣️ 情景例句
He has realized how precious health is.
他已经体会到健康的可贵。
Rowrrf!
哗！
Susan hasn't been married, neither has Liz.
苏三没结婚，李兹也是。