substantiate相关的词根或词缀是: ststastatstanstantstin

第三人称单数： substantiates
过去式： substantiated
过去分词： substantiated
现在分词： substantiating

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You must substantiate the following business expenses .

你必须证实以下的商业费用。

You can substantiate all this , mosley ?

你可以证明你说的一切么，莫斯里？

The author also conducted a survey to substantiate the correlation analysis .

笔者还进行了问卷调查，佐证了相关分析。

Eu officials are already in china investigating solar panel manufacturers to substantiate claims by european competitors of dumping and illegal subsidies .

欧盟官员已经在中国调查太阳能电池板制造商，以核实欧洲竞争对手有关中方存在倾销和非法补贴的说法。

From the point of view of cultural geography studying the culture island in guizhou karst area , it not only can dig the cultural connotation deeply , but also substantiate the content of the karst culture system .

从文化地理的角度对贵州喀斯特地区孤岛文化的研究，既可深层次挖掘文化的内涵，同时也从内容上充实了贵州喀斯特文化体系。