| 释义 |
freon 英ˈfri:ɔn美ˈfriˌɑn COCA⁷⁸⁶⁷⁴BNC⁷⁴¹³⁵iWeb³¹⁹⁵⁹
基本英英搭配例句
氟利昂12四氟甲烷三氟三氯乙烷三氟一氯甲烷
Noun:
any one or more chlorofluorocarbons or related compounds that are used as an aerosol propellant, organic solvent, or refrigerantfreon compression machine氟利昂压缩制冷机…freon gas氟利昂气
The damaged ozone layer can’t start to heal until there is a significant reduction in chlorofluorocarbons, like Freon, that are still widely used in commerce and industry.
在像氟利昂这样仍然在商业和工业中被广泛使用的氯氟碳物质显著减少之前，被损害的臭氧层是不能开始恢复的。 worldbank |