首页 英汉 汉英 英英 词组 用法 例句 同义词 写作 俚语 缩写 词源 词根 法汉 德汉 日汉 俄汉 韩汉 西汉 意汉 泰汉 越汉
| 单词 | punch-prop |
| 释义 | > as lemmaspunch-prop punch-prop n. Mining a short pit prop. ΚΠ 1849 G. C. Greenwell Gloss. Terms Coal Trade Northumberland & Durham 40 Punch-prop, a short prop, set upon a crowntree or balk, where it does not support the middle of the roof... Also, a short prop, about 14 or 15 inches long, placed by a hewer under his sump or back-end. 1980 M. Brown et al. Gloss. Mining Terms Fife 61 Punch prop, a wooden prop placed at the foot of a girder to give support. < as lemmas |
| 随便看 |
英语词典包含1132095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。