an amateur sleuth

业余侦探

牛津词典

I answered yes, and he became an un relenting sleuth.

我回答说是有点象, 他立马就成了个一追到底的侦探!

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I answered yes, and he became an unrelenting sleuth.

在我肯定地回答他后, 他便成了一名不屈不挠的“侦探”.

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The elderly sleuth left cash out in room as bait and then waited in a toilet.

留了些现金作为诱饵,然后躲在厕所里.

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