常见例句用作形容词 (adj.)Once in the upper atmosphere, CFC's react with ozone to destroy it.氯氟化碳一旦进人上层大气，就会与臭氧发生反应，从而破坏臭氧层。It is widely known that CFCs can damage the ozone layer.众所周知氯氟烃会破坏臭氧层。 返回 ozone-benign