Contaminates
v. 把…弄脏, 污染( contaminate的第三人称单数 ); 玷污, 毒害, 腐蚀（人的思想或品德）
🗣️ 情景例句
I can see what needs to be done and do it.
我能了解该做什么并切实去做。
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
We give a 2% discount for cash.
付现的话折扣2%。