Chlorodifluormethane
[机] 氯二氟甲烷
🗣️ 情景例句
We'll call Mrs. Martinelli and tell her to keep looking for us.
我们会打电话给Martinelli太太告诉她继续帮我们物色房子?
It has been a great year for all of us.
过去的一个，对我们大家来说，是辉煌的一年。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大，戒不掉，那是因为屡戒屡败，失去信心。