Grafil
碳纤维
🗣️ 情景例句
It's certainly a good idea.
这的确是个好主意。
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
Every man is fool sometimes, but none at all times.
每个人都有愚蠢的时候，但是没有一个人永远愚蠢。