The old man fell down while he was walking.

当这位老人步行时，摔倒了。

youdao

He punched the old man and he fell down.

他以拳给老人以重占，致使他跌倒在地。

youdao

The old man threw himself down on the bench and fell asleep.

老人一头倒在长凳上就睡着了。

youdao

The old man threw himself down on the bench and fell asleep.

老人一头倒在长凳上就睡着了。

youdao