YOU SAID:
I don't know what this one does
INTO JAPANESE
これが何をしているのかわからない
BACK INTO ENGLISH
I don't know what this is doing.
INTO JAPANESE
理解できんのだ
BACK INTO ENGLISH
I don't know what this is.
INTO JAPANESE
理解できんのだ
BACK INTO ENGLISH
I don't know what this is.
You've done this before, haven't you.