audible['ɔ:dəbl]
able to be heard
The lecturer spoke so quietly that he was scarcely audible at the back of the hall.
She gave an audible sigh of relief.
adj.听得见的，可听见的，可闻的，音响的

例句
Her voice was barely audible above the noise。
一片嘈杂，她的声音只能勉强听得见。
He spoke in an audible whisper.
他用一种可听的见的耳语说话

audience ['ɔ:diəns]
the group of people together in one place to watch or listen to a play, film, someone speaking, etc.
a formal meeting that you have with an important person
She had a private audience with the king.
n. 观众；听众；读者；接见

词组短语
give audience (to)
倾听，听(取)
正式接见，召见

grant an audience to someone 正式接见某人
receive someone in audience 正式接见某人

auditorium[,ɔ:di'tɔ:riəm]
the part of a theatre, or similar building, where the people who are watching and listening sit
No smoking in the auditorium.
n. 礼堂，会堂；观众席

audit['ɔ:dit]
to make an official examination of the accounts of a business and produce a report
an official examination of the quality or standard of something
an environmental audit

vi. 审计；[审计] 查帐
n. 审计；[审计] 查帐；严密的检查，(对一个问题的)彻底检查、核查和估价
vt. （美）旁听

例句
As usual, the yearly audit will take place in December.
跟往常一样，年度审计将在十二月份进行。
Which course do you want to audit?
你想旁听哪门课?
He audit the account by himself.
他亲自审计那项帐目。
The government ordered an audit after they paid no tax.
在他们没有缴纳税款的情况下，政府下令要对他们进行审计
They had an audit completed of all the companies assets.
他们已经完成了对各个公司资产的审计工作。

昨日重现
自己亲自做下

2002年12月CET-6真题
"I bought an alarm clock with a(n) _____ dial, which can be seen clearly in the dark."

A.supersonic
B.luminous
C.audible
D.amplified

答案B B以前讲过哟，还记得吗,葡萄大魔王同学