Their inventions have contributed to the development of （） engineering._精华吧

Their inventions have contributed to the development of （） engineering.

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Their inventions have contributed to the development of （） engineering.

A.electric

B.electrical

C.electricity

D.electrician

正确答案：electrical

Tag：大学英语词汇解析时间：2022-01-01 14:44:36

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