你们都有机会做出自己的原创性的贡献。
除非你已了解文献的内容，否则不可能做出原创性的贡献。
You can't possibly make an original contribution to the literature unless you know what is already there.
除非你已了解文献的内容，否则不可能做出原创性的贡献。
You can't possibly make an original contribution to the literature unless you know what is already there.
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