on your mettleBritish EnglishBrEPREPARE if you are on your mettle, you are ready to try as hard as possible because your abilities are being tested 准备尽最大努力 We’ll have to be on our mettle from the start. 我们一开始就得全力以赴。
keep/put somebody on their mettle This was just his way of keeping me on my mettle. 他就是用这样的方法激励我奋发向上的。
on your mettle• He had been on his mettle throughout.• He thinks this keeps him on his mettle, but it often leaves him at a loss for the right word.• I see now that it was just his way of keeping me on my mettle and making sure I didn't get big-headed.• Variations in response put you on your mettle.
→ on your mettle at mettle(1)