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有一句英文求翻译 we demonstrate that reversing this putative metal s

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有一句英文求翻译 we demonstrate that reversing this putative metal substitution in an anoxic.
Here,we demonstrate that reversing this putative metal substitution in an anoxic environment, by removing Mg21 and replacingit with Fe21, expands the catalytic repertoire of RNA.
有一句英文求翻译 we demonstrate that reversing this putative metal s
有一句英文求翻译Here,we demonstrate that reversing this putative metal substitution in an anoxic environment,by removing Mg21 and replacing it with Fe21,expands the catalytic repertoire of RNA.
回答:
(A)英译汉:
在这里我们可论证,通过移除镁21并用鉄21来取代它,在缺氧环境中即可调换这种假定的金属替代品,从而使核糖核酸(Ribonucleic Acid)的催化系统加以扩展.
(B)说明:
译文的正确翻译来自于对句子结构的正确分析,请参考:
1)we demonstrate:主语+谓语;
2)that reversing this putative metal substitution in an anoxic environment,by removing Mg21 and replacing it with Fe21,expands the catalytic repertoire of RNA:是谓语动词 demonstrate的宾语从句;
3)reversing this putative metal substitution in an anoxic environment:宾语从句中的主语--是一动名词短语作主语;
4)by removing Mg21 and replacing it with Fe21:介词by短语作状语,表示方式方法;
5)expands:宾语从句的谓语;
6)the catalytic repertoire of RNA:宾语从句中动词 expands 的宾语;
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