YOU SAID:

i cant focus on anything for more than four seconds at a time.

INTO JAPANESE

一度に4秒以上は何にも集中できません。

BACK INTO ENGLISH

You can't concentrate on anything for more than 4 seconds at a time.

INTO JAPANESE

一度に4秒以上集中することはできません。

BACK INTO ENGLISH

You cannot concentrate for more than 4 seconds at a time.

INTO JAPANESE

一度に4秒以上集中することはできません。

BACK INTO ENGLISH

You cannot concentrate for more than 4 seconds at a time.