YOU SAID:
What does that thing do?
INTO JAPANESE
あれは何をするのですか?
BACK INTO ENGLISH
What does that do?
INTO JAPANESE
それは何をするのですか?
BACK INTO ENGLISH
what does it do?
INTO JAPANESE
それは何をするためのものか?
BACK INTO ENGLISH
What is it for?
INTO JAPANESE
それはなんのためですか?
BACK INTO ENGLISH
What is that for?
INTO JAPANESE
それは何のためにあるのです?
BACK INTO ENGLISH
What is it for?
INTO JAPANESE
それはなんのためですか?
BACK INTO ENGLISH
What is that for?
INTO JAPANESE
それは何のためにあるのです?
it is unlikely that this phrase will ever reach equilibrium