Our new sales manager is no slouch when it comes to closing big deals.

我們的新業務經理在談成大筆交易方面可不是省油的燈。

I'm a bit of a slouch with spreadsheets, so could you check these figures?

我對試算表不太在行，可以請你幫我檢查這些數字嗎？

The hiring panel agreed that the candidate was no slouch at handling difficult clients.

面試小組一致認為，這位應徵者應付難纏客戶的功力絕不含糊。