Gougebit
套式扩孔钻头, 空心钻头, 槽钻头
🗣️ 情景例句
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
Every pleasure has a pain.
乐中必有苦。
It was my pleasure.
不用谢。