Removal of contamination
[化] 清除杂质
🧩 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];
contamination
[kənˌtæmi'neiʃən]
n. 污染;弄脏;毒害;玷污;
🗣️ 情景例句
No, please go to window thirty-six.
不是，请到第三十六号窗口。
That was my last one, too.
那可是我最后额财产了。
What on earth has happened to trouble you so?
到底发生什么事让您如此发愁？