YOU SAID:

I tripped over my dog and fell down the stairs.

INTO JAPANESE

私は犬にぶつかって階段から落ちた。

BACK INTO ENGLISH

I bumped into a dog and fell down the stairs.

INTO JAPANESE

私は犬にぶつかって階段から落ちた。

BACK INTO ENGLISH

I bumped into a dog and fell down the stairs.