The purse was picked up by a passer.

钱包一个过路人捡到了。

Passers-by would slip the beggar some change as they passed.

过路人从那乞丐身边走过时, 总会塞给他一点零钱。

Several passers-by were killed in the ambush.

几名过路人在伏击中杀害。

They stood there, giving out the leaflets to the passers-by.

他们站在那里, 向过路人散发传单。

A passerby told me the time.

一个过路人告诉了我时间。