e made up of 由.组成
be made with 用.制作
made of 和made from多用被动语态,即前面加be
be made of ...
该短语表示“某物由……制造而成”(从制成品中可以看出原材料).如:
The bookshelf is made of wood.
这个书架是由木头制成的.
be made from ...
该短语也表示“某物由……制造而成”(从制成品中一般看不出或难以分辨出原材料).如:
Paper is made from wood and bamboo.
纸是由木头和竹子制造而成的.
be made of 和made of 以及be made from 和made from意思分别相同,前面加be 的表示被动,仅此而已