难题

難題

nán tíㄋㄢˊ ㄊㄧˊ
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Meaning

Meanings

  1. 1

    difficult problem

Examples

See it in context

他擅长解答数学难题。

他擅長解答數學難題。

He is good at solving complicated mathematical problems.

他正在思考这个难题。

他正在思考這個難題。

He's thinking about this difficult problem.

如何提高工作效率是我们现在要面临的难题。

如何提高工作效率是我們現在要面臨的難題。

The challenge we are going to face is how to increase work efficiency.