这个东西是用土豆做的.请问这句话用英文如何翻译?

问题描述:

这个东西是用土豆做的.请问这句话用英文如何翻译?

it's made of patato

It's made of potatoes. 这是看得出是由土豆做成的
It's made from potatoes. 这是看不出由土豆做成的

It's made by potatoes.

This thing is with potatoes

It is made of potatoes.
看得出原材料用of
看不出原材料用from