英语词汇“weak ground”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	weak ground
释义	weak ground weak ground [′wēk ′grau̇nd] (mining engineering) Roof and walls of underground excavations which would be in danger of collapse unless suitably supported.
随便看	push button, receive bacon push buttons push-buttons push button shift selector push-button starter push-button switch push-button switching push button technology push button telephone push-button tuner pushcart pushcarts push-chair pushchair pushchairs push channel tire pressure pushcharovskii, iurii pushcharovskii, iurii mikhailovich pushcha-voditsa pushchin, ivan pushchin, ivan ivanovich pushchino push client push comes to shove push comes to shove, if

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