Precrack
[化] 预制裂纹
🗣️ 情景例句
He has a reputation for honesty.
他以诚实著称。
I'm sorry to have kept you waiting.
很抱歉，让你久等了。[分词作状语]
Yes, we have done a little. But we have just started and have nothing to show you.
有，我们做了一些，但是因为我们才刚起步，并没有任何资料可以提供给你们。