| 单词 | understudy |
| 释义 | understudyunderstudiesunderstudyunderstudy /ˈʌndəˌstʌdi $ -ər-/ noun [countable] (plural understudies) an actor who learns the words of a character in a play so that they can perform if the usual actor is ill |
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BTSKY英语在线翻译词典收录了21184条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。