He's too clever by half , if you ask me.

恕我直言，他未免聪明过头了。

Tip 6: Don't be too clever by half.

提示6：不要一知半解、自作聪明。

Now, this solution feels too clever by half.

现在，这个办法让我感到未免太聪明了。

He is a very clever politician, Too clever by half, in my opinion.

他是一位十分精明的政客。不过在我看来，他未免过于精明。

He is too clever by half, is that young man; one of these days he'll come a cropper.

这小伙子未免太聪明了一点，总有一天他要栽跟头的。