空气剂量 air dose ; free air dose ; dose air
体积式空气剂量计 VAF
自由空气剂量 [核] free-air dose
中线空气剂量 midline air dose
空气清新剂 air freshener ; air freshening preparation ; Air fresher ; Cleaning agent for air
空气冷却剂 air coolant ; cooling air ; coolant air
去除空气外加剂 air detraining admixture
空气净化剂 air purifying preparation ; DUCAN FRE ; air purifier
空气滤清剂 air purifier
在偏远地区，空气是纯净的，庄稼也不用有毒的杀虫剂。
In remote regions, the air is pure and the crops are free of poisonous insecticides.
如果你认为你可以用一种聪明的方式改变你的生活，就像广告商可以让你买空气清新剂那样，你可能就错了。
If you think you can change your life in a clever way, the way an advertiser can get you to buy an air freshener, you're probably wrong.
不要使用商业空气清新剂。一个研究报告显示，长期暴露在空气清新剂的环境下会导致婴儿腹泻以及母亲头痛。
Don't use commercial air fresheners; one study found that high exposure to them is associated with infant diarrhea and an increase in headaches in mothers.
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