![investigation怎么加介词]( "investigation怎么加介词")
- 1/investigation释义：n.调查调查研究2/例句：Weconvertlystartedaneconomicinvestigationofhim.我们暗中对他进行了经济调查。3/investigation可以加下列介词：on-the-spotinvestigation实地考察fieldinvestigation现场调查现场试验experimentalinvestigation试验研究underinv...
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![investigation副词形式]( "investigation副词形式")
- investigate动词，调研investigating动名词，调研investigative形容词，调查的研究的investigable形容词，可调查研究的investigator名词，调研investigate的名词形式是investigation。下面来介绍一下investigation和investigate：investigationinvestigation是个名词，其含义为“（正式...
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