a.

1. 無耐心的，不耐煩的；無法忍受的[（+of/at/with）]
   He was very impatient with students who could not follow him.

   他對聽不懂他講課的學生很不耐心。

2. 切盼的，急欲的[F][（+for）][+to-v]
   Philip was impatient to learn the news.

   菲利浦急於想知道這個消息。

adj.

1. having or showing a lack of patience or tolerance.
2. restlessly eager.