YOU SAID:

This is my operating room, so you all need to shut up.

INTO JAPANESE

ここは私の手術室だから皆さん黙っててください。

BACK INTO ENGLISH

This is my operating room, so everyone please be quiet.

INTO JAPANESE

ここは私の手術室ですので皆さん静かにしてください。

BACK INTO ENGLISH

This is my operating room, so everyone please be quiet.