Contamination tests
[建] 污垢试验
🧩 词语组成解析
contamination
[kənˌtæmi'neiʃən]
n. 污染;弄脏;毒害;玷污;
n. 测验（test的复数）
🗣️ 情景例句
You lost the election,
尽管你输了，
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
Perhaps she understood me because she herself had always had very weak eyes.
当我回顾那些岁月时，我深深地为安妮的智慧所打动。她理解我，也许是因为她本向来视力就很弱。