Contaminations
(contamination 的复数) n. 污染, 污物\\n[化] 污染; 沾污
🗣️ 情景例句
When you read, read as loudly as possible, as clearly as possible and as quickly as possible.
当你读的时候，要尽量大声、尽量清晰和尽量快速。
Hold on,please.
请你等一下。
Wei Hua's pen was broken, so she needed a new one.
魏华的钢笔坏了，所以她需要一支新笔。