1）be made of 英[bi: meɪd ɔv] 美[bi med ʌv]
[词典] 用…造成（用于原材料显而易见的场合）;
[例句]Only the rough guess and estimate can be made of it.
对此只能作出一个粗略的测算。
2）be made from 英[bi: meɪd frɔm] 美[bi med frʌm]
[词典] 由…所做成的（用于原材料不易看出的场合）;
[例句]An unlimited number of copies can still be made from the original
仍可以由原件复印出无数份副本来。
[词典] 用…造成（用于原材料显而易见的场合）;
[例句]Only the rough guess and estimate can be made of it.
对此只能作出一个粗略的测算。
2）be made from 英[bi: meɪd frɔm] 美[bi med frʌm]
[词典] 由…所做成的（用于原材料不易看出的场合）;
[例句]An unlimited number of copies can still be made from the original
仍可以由原件复印出无数份副本来。
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第1个回答 2017-08-27
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