maintain是什么意思,investigate是什么意思

1,  维持；维修；保养；坚持；断言。维持；保持 The two countries have always maintained close relations.这两个国家一直保持着密切关系。维修；保养 The house is large and difficult to maintain.房子很大，难以养护。坚持（意见）；固执己见 The men maintained (that) they were out of the country when the crime was committed.这几个男人坚持说案发时他们在国外。供养；扶养 Her income was barely enough to maintain one child, let alone three.她的收入养活一个孩子几乎都不够，更不用说三个了。扩展资料在句子中的用法用作及物动词S+～+ n./pron.Food is necessary to maintain life.食物是维持生命所必需的。用作及物动词S+～+that-clauseHe maintained that he was not to be blamed.他坚持说他不应该受到责怪。用作宾补动词S+～+ n./pron. +to be adj.He maintained the policy to be wrong.他坚持认为这个政策是错误的。

2, 维持；维修；保养；坚持；断言。维持；保持 The two countries have always maintained close relations.这两个国家一直保持着密切关系。维修；保养 The house is large and difficult to maintain.房子很大，难以养护。坚持（意见）；固执己见 The men maintained (that) they were out of the country when the crime was committed.这几个男人坚持说案发时他们在国外。供养；扶养 Her income was barely enough to maintain one child, let alone three.她的收入养活一个孩子几乎都不够，更不用说三个了。扩展资料在句子中的用法用作及物动词S+～+ n./pron.Food is necessary to maintain life.食物是维持生命所必需的。用作及物动词S+～+that-clauseHe maintained that he was not to be blamed.他坚持说他不应该受到责怪。用作宾补动词S+～+ n./pron. +to be adj.He maintained the policy to be wrong.他坚持认为这个政策是错误的。