英语词汇“percussion bit”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	percussion bit
释义	percussion bit percussion bit [pər′kəsh·ən ‚bit] (mechanical engineering) A rock-drilling tool with chisellike cutting edges, which when driven by impacts against a rock surface drills a hole by a chipping action.
随便看	sham door shame shameable shamed shamedly shameface shamefaced shamefacedly shamefacedness shamefast shamefastness shameful shamefully shamefulness shameless shameless (disambiguation) shamelessly shamelessness sham el-nessim shame of it shame of it all shame on shame on her shame on him shame on me

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。