n.

1. 困难，艰难[U][（+in）]
   I had no difficulty in getting in touch with him.

   我和他取得联系没有什么困难。

2. 难事，难处，难题[C]
   There are a lot of difficulties that have to be overcome.

   有许多困难必须克服。

3. （尤指财务上的）困境；危难[P]
   The new government is in financial difficulties.

   新政府财政困难。

4. 异议，反对[P]
   He keeps raising difficulties over the new project.

   他对这项新工程不断地横加阻挠。

5. 争论[C]
   Labor difficulties grew.

   劳工纠纷加剧。

n.

1. the state or condition of being difficult.
2. a difficult or dangerous situation; a problem.