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sciencedirect

网络科技与医学

sciencedirect

sciencedirect

双语例句

1

But he worries that researchers in some small Chinese institutions will not be able to afford to pay the subscription fees for ScienceDirect or other international online databases .

但是他担心，一些较小的中国科研机构可能付不起ScienceDirect或者其它国际在线数据库的订购费。

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