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be made of 和 be made up of有什么区别

来源:学生作业帮 编辑:灵鹊做题网作业帮 分类:英语作业 时间:2024/03/29 08:54:43
be made of 和 be made up of有什么区别
桥由石头制成,是用be made of 还是 be made up of
为什么?
请用be made up of举例
be made of 和 be made up of有什么区别
e made of指看得出原料的,如The bridge is made of stones.
be made from指看不出原料的,如Paper is made from wood.
be made up of更强调由一组里的某些部分构成,如Our class is made up of 50 students.