英语词汇“relief hole”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	relief hole
释义	relief hole relief hole [ri′lēf ‚hōl] (engineering) Any of the holes fired after the cut holes and before the lifter holes in breaking ground for tunneling or shaft sinking.
随便看	pone pone bread poned p & o nedlloyd ponent ponente ponerinae ponerology poneva poney ponf ponfick ponfick, emil ponfick shadow pong ponga pongal pongals pongamia pongamia glabra pongamia pinnata pongas pong-based units ponged pongee

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。