他对科学做出了巨大贡献是事实。（it is …that）的翻译：He made a significant contribution to science is true. （it is …that）什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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He made a significant contribution to science is true. （it is …that）

He has made the tremendous contribution to the science is the fact.(it is… that)

He made a great contribution to science is a fact. (It) is that ...

He made a significant contribution to science is true. （it is …that）