Halopropane
[化] 卤丙烷; 溴氟丙烷
🗣️ 情景例句
We need a stable political environment in which to develop our economy.
我们需要一个稳定政治环境来发展经济。
Each day brings its own bread.
天无绝人之路。
I'm sorry,I'm don't know.
很抱歉，我不知道。