- 重点词汇
- 防止
prevent; guard against; avert; forestall; avoid; fend off; ward off; stave off; inhibit; stop; block; check; curb; deter; preclude; obviate; counteract; head off; nip in the bud; combat; frustrate; preempt; discourage; forfend; militate against; debar; keep from; put an end to; end; prevention; guard; deterrence; avoidance; prophylaxis; anti-
- 噪音
undesired sound; rumble; static; strepitus; noise
- 污染的
contaminative; pollutional; smeary; infectant