He rammed the key into the lock and kicked the frontdoor open.
他猛地把钥匙插进锁里,踢开了前门。
《柯林斯英汉双解大词典》
2
There's no lock on the frontdoor from when police or whoever kicked in the door.
前门上没有锁,所以警察什么的一脚就能把门踢开。
3
When I reached my home, on high ground, the lock on the frontdoor was broken and the floor was covered with books, CDs and plates that had fallen from the shelves.