YOU SAID:
The tennis ball smacked him in the nuts
INTO JAPANESE
テニスボールが彼のナッツにぶつかった
BACK INTO ENGLISH
A tennis ball hit his nut
INTO JAPANESE
テニスボールが彼のナットに当たった
BACK INTO ENGLISH
a tennis ball hit his nut
INTO JAPANESE
テニスボールが彼のナットに当たった
BACK INTO ENGLISH
a tennis ball hit his nut
You've done this before, haven't you.