YOU SAID:

running down a hill vrooom

INTO JAPANESE

ヒルルームを走り下りる

BACK INTO ENGLISH

Running down the hill room

INTO JAPANESE

ヒルルームを駆け下りる

BACK INTO ENGLISH

Rushing down the hill room

INTO JAPANESE

丘の部屋を駆け下りる

BACK INTO ENGLISH

Run down the hill.

INTO JAPANESE

丘を下るんだ

BACK INTO ENGLISH

Down the hill.

INTO JAPANESE

丘の下だ

BACK INTO ENGLISH

Down the hill.