YOU SAID:

when big things attack it hurts

INTO JAPANESE

大きなものが攻撃してくると痛い

BACK INTO ENGLISH

It hurts when something big attacks.

INTO JAPANESE

何か大きなものが襲ってくると痛いです。

BACK INTO ENGLISH

It hurts when something big hits you.

INTO JAPANESE

何か大きなものが当たると痛いです。

BACK INTO ENGLISH

If something big hits you it hurts.

INTO JAPANESE

何か大きなものが当たると痛いです。

BACK INTO ENGLISH

If something big hits you it hurts.