to be good at

• 擅长演戏

  good at acting

• 擅长写诗

  gifted at poetry

• 擅长写作

  good at writing

• 擅长数学

  good at mathematics

• 擅长这一手

  good at this

• 当地的劳动人民擅长于用竹丝编织各种制品。

  Local workers are skilled at using bamboo strips to weave all sorts of items.