开垦: open up wasteland for farming; reclamation; reclaim wasteland; bring under cultivation; break ground; cultivate 短语和例子他们开垦了大片荒地。 they opened up large tracts of wasteland. 我们计划把所有的山坡都开垦出来。 w
开垦荒地: cultivating new landdevelopment of waste landland reclamationpolder land
开垦土地: break the groundland reclamationreclaimed land