突破

1. break through; make (or effect) a breakthrough

♦ 医学上的~ a medical breakthrough

2. surmount; break; top

♦ ~难关 break the back of a tough job

♦ ~定额 overfulfil a quota

3. (in football, etc.) break through a defence

~地区 [军]area of penetration (or breakthrough)~点 [军]breakthrough point; point of penetration~口 [军]breach; gap