| 单词 | understudying | 
| 释义 | understudy1 of 2verb  un·der·study  ˈən-dər-ˌstə-dē  ˌən-dər-ˈstə-   understudied; understudying; understudies   intransitive verb   : to study another actor's part in order to substitute in an emergency   transitive verb   : to prepare (a part or character) as understudy    also : to prepare as understudy to (an actor)  understudy2 of 2 noun  un·der·study  ˈən-dər-ˌstə-dē    : one who is prepared to act another's part or take over another's duties   understudying verbas in subbing Synonyms & Similar Words Relevance 
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