基本解釋[經(jīng)濟學]除荊機英漢例句雙語例句A heavy, driver-operated machine for clearing and grading land, usually having continuous treads and a broad hydraulic blade in front.推土機用來清除和平整土方的重型的，駕駛操作的機器，常有連續(xù)的履帶，前部有寬的液壓。land clearing blade更多例句專業(yè)釋義經(jīng)濟學除荊機