Pyrofoam
泡沫焦性石墨
🗣️ 情景例句
I'm taking too much of your time.
我耽误了你很多时间。
Doing is better than saying.
行胜于言。
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。