The sound of a dentist's drill always sets my teeth on edge.

我听见牙医钻牙的声音就打冷颤。

youdao

Deburring As drill removes copper a small copper ridge forms around the hole edge.

去毛刺-钻孔后会在铜箔和孔壁上产生粗糙边。

youdao

ZZM-A drill grinder simple structure, easy operation. One setup to complete grindings on drill web and chisel edge.

a型钻头磨刀机结构简单，使用方便，一次装夹就可以完成钻头的钻尖和横刃的修磨。

youdao

In a recent practice, Mr. Martin worked with Mr. Bertani on what is known as an edge drill.

WSJ: What's Your Workout? A Skater's Edge