understudy
🇺🇸
/ˈʌndərstʌdi/
🇬🇧
/ˈʌndəstʌdi/
A person who is trained to take over the role of another person in a performance, in case the original person is unable to perform.
She was the understudy for the lead role in the play.
她在剧中担任主角的替角。
To be trained to take over the role of another person in a performance, in case the original person is unable to perform.
He has been understudying the lead role for the past three months.
过去三个月他一直在担任主角的替角。