n.[C]

1. 查帐员，稽核员，审计员
   By sending a team of auditors to check the books in your company, we believe we can find out who's been tampering with the bookkeeping.

   我们决定派一组审计员去贵公司查帐。相信这可查出是谁动了手脚。

2. 【美】（大学）旁听生
3. 听者；听众之一

n.

1. a person who conducts an audit.
2. a listener.
3. N. Amer. a person who attends a class informally without working for credit.