送交者: skipper3 于 2006-3-31, 15:40:39:
回答: well, I'm not appealing "快关门", 由 炎阳 于 2006-3-31, 15:34:24:
step. Closing the door may accidentally shut you out too. So you want people behind you to keep pushing. This also explains why you don't want people to get on to the bus from the other door.