英语 ...衣物由棉花制成,应该用 be made of /be made from 为什么?是算看不出还是看出原材料

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英语 ...衣物由棉花制成,应该用 be made of /be made from 为什么?是算看不出还是看出原材料

应该用 be made of ,因为看得出原材料 ,虽然棉花织成了布,但原材料只是发生了物理变化,形状改变了而已.
Cloth is made of cotton .你明白问的是"衣物由棉花制成"这句话. be made of 看得出原材料或原材料只是发生了物理变化be made from 看不出原材料或原材料发生了化学变化Books are made of paper . The paper is made from wood .