be made of與be made from的區(qū)別 英語詞組有什么不同

be made of與be made from的區(qū)別：be made of：多用于制作原料是顯而易見的；be made from：則是成品中看不到制作的原料為何物。be made of：僅僅是形狀、大小等的改變，經歷的是物理變化。be made from：組成物質內部成分已經改變，經歷的是化學變化。

be made of與be made from的區(qū)別

be made of與be made from的區(qū)別是be made of表示“由……制成”，指從原料到制成品，只發(fā)生了形狀變化，沒有發(fā)生本質變化，屬物理變化。be made from表示“由……制成”，指從原料到制成品，發(fā)生了質的變化，已無法復原，屬化學變化。

be made of造句

1、The urn appeared to be made of some sort of bronze.

這甕看起來像是某種青銅制的。

2、The pipes should be made of plastic.

這些管子應該是用塑料制作的。

3、The taps appeared to be made of solid gold.

水龍頭似乎是用純金制成的。

be made from造句

1、There's money to be made from tourism.

旅游業(yè)非常有利可圖。

2、An unlimited number of copies can still be made from the original

仍可以由原件復印出無數(shù)份副本來。

3、Synthetic silk can be made from wood fibres.

人造絲可用木纖維制造。