- 重点词汇
- 中国
China; CHN
- 污染
pollution; contamination; defilement; stain; taint; fouling; pollutant; pollute; contaminate; defile; foul; poison; infect
- 严重
serious; severe; bad; deep; grave; critical; acute; major; heavy; profound; weighty; grievous; big; extreme; gross; nasty; vicious; heavy-duty; aggravated; penal; ravenous; chronic; seriousness; gravity; severity; profundity; depth; aggravate; deepen