investigate与examine有什么区别

一个调查，一个是检查

investigate 更正式一点

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investigate
及物动词 vt.

1.调查,研究
The detective was sent to investigate the crime.
那位侦探被派去调查该罪行。

不及物动词 vi.

1.调查,研究[(+into)]
The principal promised to investigate into that affair.
校长答应去调查那件事情。

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examine
及物动词 vt.

1.检查;细查;诊察
The doctor examined the boy and found there was nothing the matter with him.
医生检查了男孩的身体发现他是健康的。
2.审问;盘问[(+on)]
The lawyer examined the witness.
律师讯问了证人。
3.测验[(+in/on)]
The teacher examined the students in physics.
教师考学生物理。

不及物动词 vi.

1.检查,调查