YOU SAID:

I don´t understand how this machine is working.

INTO JAPANESE

私 don´t このマシンの作業方法を理解します。

BACK INTO ENGLISH

I don't understand how this machine works.

INTO JAPANESE

サムをいったいどうしろと？

BACK INTO ENGLISH

I don't understand how that works.

INTO JAPANESE

サムをいったいどうしろと？

BACK INTO ENGLISH

I don't understand how that works.