understudies
['ʌndə.stʌdi]
[ understudies ]
v.充当（某角色的）候补演员
n.候补演员
例句与用法：
The leading man got laryngitis but his understudy stepped into the breach and gave an excellent performance.
演主角的男演员得了喉炎，不过他的替角代替了他，而且表演得极为出色。
An understudy who filled in at the last minute.
在最后一分钟才临时替补的演员
The understudy was substituted when the leading actor fell ill.
主角演员患病，由替角代替演出。
词形变化：
名词复数: understudies | 动词过去式: understudied | 动词过去分词: understudied | 动词现在分词: understudying | 动词第三人称单数: understudies |