record-breaker

noun

1. 打破纪录者
   a person or thing that achieves a better result or higher level than has ever been achieved before

1. N-COUNT 打破纪录者
   A record-breaker is someone or something that beats the previous best result in a sport or other activity.
   1. The movie became a box-office record breaker.
      这部电影打破了先前的票房纪录。

1. The book is bound to be a record-breaker.
   此书无疑将打破记录。
2. The attempt is being organised by Richard Noble, a veteran British record-breaker, and is sponsored by a number of companies.
   这次尝试正在由经验丰富的英国破纪录者理查德•诺贝尔组织，很多公司提供了赞助。

noun

1. someone who breaks a record

   Synonym:    record-holder