be made of是什么词性的短语

be made of 动词性短语

由 ... 组成； 由 ... 构成

例句
People used to test coins that were offered in payment, to see if they rang true or were made of false metal.过去人们在收到付款时，常常试扔一下硬币，听听其声音是真的，还是由假金属制作的。
The fence was made of posts joined together with wire. 篱笆是以铁丝连接起木桩而构成的。
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满意请采纳，谢谢。