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
Robbie pulled a boy out of the water.
Robbie从水中救出一个孩子。
A cheerful wife is the joy of life.
快乐的妻子是生活的乐事。
'What a pity!' Susan exclaimed.
“真可惜！”苏珊大声说。