退关

退关	tuì guān	shut-out, container or consigment not carried on the intended vessel or aircraft
退	tuì	to retreat; to withdraw / to reject; to return (sth) / to decline
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