后方: rear 短语和例子后方工作 rear-area work; work in the rear; 把某人送到后方 send sb. to the rear; 后方补给 rear supply; 后方道路 road in the rear; 后方地域 rear area; 后方防护 rear defence; 后方工程 rear engineering; 后方机场 rear
突破: 1.(打开缺口) break through; make a breakthrough 短语和例子突破一点 make a breakthrough at some single point; 癌症研究上的一项重大突破 an important breakthrough in cancer; 突破敌人的防线 break through the enemy's defences