n.

1. 热望，志向，抱负[C][U][（+for/after/to）][+to-v]
   He has no aspiration for fame or gain.

   他不图名利。

   She has aspirations to become a great writer.

   她有做名作家的抱负。

2. 渴望达到的目的
3. 发送气音；送气音[U]
   the aspiration of "p" in "pin"

   “pin”中“p”的送气发音

4. 呼吸；呼气
5. 【医】抽吸；吸引术
6. 【医】肺内异物的吸入

n.

1. a hope or ambition.
2. the action of aspirating.