1 . 弄脏
consume 消费; 消灭contaminate弄脏; 污染contingency 偶然
2 . 弄污
(destroy,demolish) defile vt 弄污(contaminate) deflect vt 使偏离(divert,deviate) defraud vt 欺诈(deceive,beguile) deft adj 灵巧的,熟练的(skilful,adroit).
3 . 防漏
gasket 玷污contaminate防漏leakproof 稀释
4 . 毒害
...h.),authentic(真的,可靠的,真迹的),in terms of(从…方面来说,根据…,在某方面),contaminate(污染,毒害),trivial(不重要的;琐屑的),compliant =obedient(顺从的),vulnerable(脆弱的,易受攻击的),indignation(愤怒.