YOU SAID:

If only I could be so grossly bright.

INTO JAPANESE

場合にのみ私はひどく明るいかもしれません。

BACK INTO ENGLISH

Only I could be terribly bright.

INTO JAPANESE

だけにすごく明るくなれるでしょう。

BACK INTO ENGLISH

Only that will be very bright.

INTO JAPANESE

それだけでは非常に明るくなります。

BACK INTO ENGLISH

It is very bright.

INTO JAPANESE

それは非常に明るいです。

BACK INTO ENGLISH

It is very bright.