他在公共汽车上读了一本书。

He read a book while aboard the bus.

不要在公共汽车上和司机争斗，否则你会受到惩罚的。

Don't fight with the driver on a bus, or you will be punished.

昨天我把雨伞忘在公共汽车上了。

I left my umbrella on the bus yesterday.

他在公共汽车上吐痰。

He spit in the bus.

他在公共汽车上吐痰。

He spat in the bus.

托尼正坐在公共汽车上。

Tony is sitting on the bus.

在公共汽车上给某人让座

Give a seat to someone on the bus

她在公共汽车上觉得很恶心。

She feels sick in buses.

她的手袋在公共汽车上被偷了.

Her purse was stolen when she was on the bus.

我昨天在公共汽车上丢了戒指。

I lost my ring yesterday on the bus.