She used to mess up the floor and I had to clean up after her.她过去常常把地板弄得很脏乱，而我不得不为她清理干净。He got another chance and didn't want to mess up again.他又获一次机会，这次他再也不愿把事情弄糟了。They had managed to mess up the whole office.他们竟然把整个办公室搞得乱糟糟的。They told us not to mess up the room.他们告诉我们不要把房间弄脏。