常見例句雙語例句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采石作業(yè)引發(fā)了該地區(qū)一系列規(guī)模較小的地震。 返回 quarry operation