YOU SAID:

Be careful not to make a sound!

INTO JAPANESE

音にならないように注意します。

BACK INTO ENGLISH

Careful not to sound.

INTO JAPANESE

音しないように注意してください。

BACK INTO ENGLISH

Don't sound so please pay attention.

INTO JAPANESE

音をしないのでご注意ください。

BACK INTO ENGLISH

Please note that not a sound.

INTO JAPANESE

ください注意していない音。

BACK INTO ENGLISH

Sure sounds do not care.

INTO JAPANESE

確かに音はしません。

BACK INTO ENGLISH

Certainly not the sound.

INTO JAPANESE

音は確かにいません。

BACK INTO ENGLISH

Certainly not the sound.