YOU SAID:
i want to buy a 3d printer so bad
INTO JAPANESE
3Dプリンターをすごく買いたいです
BACK INTO ENGLISH
I really want to buy a 3D printer
INTO JAPANESE
本当は3Dプリンターを購入したいのですが
BACK INTO ENGLISH
I really want to buy a 3D printer
You've done this before, haven't you.