英语词汇“pilot tunnel”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	pilot tunnel
释义	pilot tunnel pilot tunnel [′pī·lət ‚tən·əl] (engineering) A small tunnel or shaft excavated in advance of the main drivage in mining and tunnel building to gain information about the ground, create a free face, and thus simplify the blasting operations.
随便看	knock us down a notch or two knock us down a peg knock us down a peg or two knock us down with a feather knock us for 6 knock us for a loop knock us for six knock us into a cocked hat knock us into next week knock us into the middle of next week knock us off knock us out knock us out of the box knock us over knock us over with a feather knock us sideways knock us together knock us up knock wood knockwurst knockwursts knock you about knock you around knock you back knock you cold

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。