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英语
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computers must be of great use to doing scientific research
人气:155 ℃ 时间:2020-06-05 18:24:30
解答
be of great use = be very uesful~
be of 名词=be 形容词.
这句话的意思是~电脑肯定对做一下科学调查很有用~
希望帮到楼主~
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