氟利昂 (fú lì áng) — freon (a type of chlorofluorocarbon refrigerant)

定義

例文

• 这种冰箱使用的是氟利昂作为制冷剂。
  Zhè zhǒng bīng xiāng shǐ yòng de shì fú lì áng zuò wéi zhì lěng jì.
  This type of refrigerator uses Freon as a refrigerant.
• 科学家发现氟利昂对臭氧层有破坏作用。
  Kē xué jiā fā xiàn fú lì áng duì chòu yǎng céng yǒu pò huài zuò yòng.
  Scientists discovered that Freon has a destructive effect on the ozone layer.
• 许多国家已经禁止使用氟利昂了。
  Xǔ duō guó jiā yǐ jīng jìn zhǐ shǐ yòng fú lì áng le.
  Many countries have already banned the use of Freon.