词汇	indented chisel
释义	indented chisel 齿状钻头,牙轮钻头
随便看	It was able to endure oil ,acids and alkalis it was a boa constrictor It was a boiling day it was a breeze It was absolutely excellent It was absurd of you to suggest such a thing It was a bum rap It was a calm day It was a calm sea It was a cancer for permanency and pain It was a chance hit It was a chance to see the world and I accepted It was a cheap shot It was a civil coup It was a close finish It was a close game It was a close match It was a cloudy day It was a coincidence It was a cold December It was a college-level course It was a colossal crocodilian It was a compact package It was a complex problem It was a compound called silver iodide