YOU SAID:

what is under the car?

INTO JAPANESE

車の下は何ですか。

BACK INTO ENGLISH

What is the under the car?

INTO JAPANESE

って、車の下ですか?

BACK INTO ENGLISH

So, whether it is under the car?

INTO JAPANESE

だから、かどうかそれは車の下ですか?

BACK INTO ENGLISH

So, whether or not it is under the car?

INTO JAPANESE

だから、かどうかそれは車の下ですか?

BACK INTO ENGLISH

So, whether or not it is under the car?