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The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.

分类: 作业答案 • 2022-06-19 14:19:26

问题描述：

The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
请问,at a cost of over a billion dollars.在这里充当什么成分?

答

状语

The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.

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