a thing like a big car, that carries a lot of people
"he always rode the bus to work"
"the busbar in this computer can transmit data either way between any two components of the system"
"the fenders had fallen off that old bus"
"The children were bussed to school"
误 Shall we walk or go by a bus?
正 Shall we walk or go by bus?
误 I saw her on bus.
正 I saw her on the bus.
析 强调交通方式须用by bus,不用冠词。如表示具体位置则可说in/on the bus(在公共汽车上)。
误 He ran down the road and got into a bus.
正 He ran down the road and got on a bus.
析 “上公共汽车”应说get on a bus,不说get into a bus。“下公共汽车”则应说get off a bus。