英语词汇“percussion mark”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 mark
释义	percussion mark percussion mark [pər′kəsh·ən ‚märk] (geology) A small, crescent-shaped scar produced on a hard, dense pebble by a blow.
随便看	exterior ballistic verification projectile exterior border proxy exterior bulk storage exterior chimney exterior communications exterior communications infrastructure modernization exterior communications system exterior communication system exterior complex scaling exterior content exterior corner reinforcement exterior differential form exterior door exterior edge route exterior equivalent problem exterior finish exterior finish insulation system exterior form exterior frontier orbital extension exterior gateway protocol exterior gateway routing protocol exterior glazed exterior grade plywood exterior insulation and finishing system exterior insulation and finish system

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。