YOU SAID:
Don't let the door hit you on the way out.
INTO JAPANESE
途中でドアにぶつからないようにしてください。
BACK INTO ENGLISH
Do not hit the door on the way.
INTO JAPANESE
途中でドアを叩かないでください。
BACK INTO ENGLISH
Do not hit the door on the way.
That didn't even make that much sense in English.