Countersinking
[机] 钻锥坑
🗣️ 情景例句
Will I be able to receive the goods by the end of September?
我可以在9月底以前收到货吗？
Custom is the guide of the ignorant.
习俗是无知者的向导。
Just sign there on the bottom.
那么，就请在下面这里签个名。