YOU SAID:

I saw a dolphin underwater yesterday. It was huge.

INTO JAPANESE

昨日水中でイルカを見ました。それは巨大でした。

BACK INTO ENGLISH

I saw a dolphin in the water yesterday. It was huge.

INTO JAPANESE

昨日水の中でイルカを見た。それは巨大でした。

BACK INTO ENGLISH

I saw a dolphin in the water yesterday. It was huge.