Fluorocarbon
[建] 碳氟化合物
🗣️ 情景例句
And tomorrow morning we'll all meet here to discuss the plan?
是不是明天早晨我们都聚到这里来讨论整修计划
Lie in (oron) the bed one has made.
自作自受。
I have never been able to look at a snail since then.
从那以后，我再也不能看一眼蜗牛了。