1. She took the children to the circus.
    她带孩子们去看马戏。

1. 马戏：1768年,英国人Philip Astley将小丑表演中的喜剧成分和杂技成分融入到马术(horsemanship)中,这种表演立刻受到欢迎,于是我们现在看到的马戏(circus)诞生了.

1. 马戏团
    A circus is a group that consists of clowns, acrobats, and animals which travels around to different places and performs shows.

    e.g. My real ambition was to work in a circus.
           我的真正理想是在马戏团工作。
    e.g. ...circus performers.
           马戏团演员

2. 闹哄哄的人群;架势很大的活动
    If you describe a group of people or an event as a circus, you disapprove of them because they attract a lot of attention but do not achieve anything useful.

    e.g. It could well turn into some kind of a media circus.
           这很可能会演变成媒体的一场闹剧。
    e.g. ...the travelling circus of political journalists.
           四处奔走的一群政治记者

3. (有时用于街道名称)环形路，环形广场，环形交叉口
    Circus is sometimes used as part of the name of a street which goes in a circle.

circus的解释

    e.g. ...Piccadilly Circus.
           皮卡迪利广场

1. a performance given by a traveling company of acrobats, clowns, and trained animals

    e.g. the children always love to go to the circus

2. a frenetic disorganized (and often comic) disturbance suggestive of a large public entertainment

    e.g. it was so funny it was a circus
           the whole occasion had a carnival atmosphere

    Synonym: carnival

3. an arena consisting of an oval or circular area enclosed by tiers of seats and usually covered by a tent

    e.g. they used the elephants to help put up the circus

4. (antiquity) an open-air stadium for chariot races and gladiatorial games

5. a travelling company of entertainers
    including trained animals

    e.g. he ran away from home to join the circus