空气污染浓度的英文怎么说
空气污染浓度的英文: n. 空气;大气;天空;空间;微风;样子;神态;气氛 v. 晾;通风;广播 There was not a breath in the air. a nip in the air To fish in the air n. 污染;污染物;污染地区 release (of a pollutant) This material is recyclable and will not pollute the environment. Is the water polluted at source? n. 集中;专注;浓缩 concentrate troops at a strategic point Samarium europium gadolinium concentrate Ansar Concentration (detention) Camp |