Warning: file_put_contents(/www/wwwroot/ppbbu/laei.cn/cache/cfbc19d1f1672f7dbb883afc47de5595.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/laei.cn/index.php on line 58 quarry operation是什么意思，quarry operation的翻译，quarry operation音标、读音、用法和例句_按摩法牛津词典
A quarrying operation in Reading, Pa., is believed by some seismologists to have set off a series of smaller quakes in that region. 還有一些人相信賓夕法尼亞州雷丁的採石作業引發了該地區一系列槼模較小的地震。