Prevention of toxicants
[化] 防毒
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Maybe he can do the same thing for your grandfather.
也许他能为你爷爷做同样的事。
Is there a pay pnone nearby?
这附近有没有公用电话？
I think foreign languages are more interesting than science.
我想外语比自然科学更有趣。