Test for contamination
[化] 污染试验
🧩 词语组成解析
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
contamination
[kənˌtæmi'neiʃən]
n. 污染;弄脏;毒害;玷污;
🗣️ 情景例句
Blackjack.
二十一点！
How many are there in your family?
在你的家庭有多少人？
If, at the time, the British had not feared invasion, it would have been completed.
如果不是因为那时英国人害怕入侵，隧道早已建成了。