闯关

闯关	chuǎng guān	to crash through a barrier
闯	chuǎng	to rush / to charge / to dash / to break through / to temper oneself (through battling hardships)
关	Guān	surname Guan
关	guān	mountain pass / to close; to shut; to turn off / to confine; to lock (sb) up; to shut (sb in a room, a bird in a cage etc) / to concern; to involve