He started libraries, since words were his metier, but had to give the books away, keeping only his dictionaries.

办了几家藏书室，因为文是专业，但离开时把书送，只带着典离开。

Her timing seemed strange to some, just as her metier was fading.

对一些来说，她成功时机似乎很奇怪，因为她专长正在消失。

French was never your metier, I seem to remember.

我记法语是你强项。