also under-study, 1852, in the theatrical sense "memorize a part so as to be capable of performing on short notice it in the absence of the one to which it is assigned," from under + study (v.). The noun is attested from 1848, translating Italian supplimento.
雙語例句
1. The leading player is ill. Let his understudy to appear on the scene.
主角演員病了, 讓他的替角出場.
來自《現代漢英綜合大詞典》
2. He was an understudy to Charlie Chaplin on a tour of the USA.
他是查理·卓別麟美國巡演期間的替角兒。
來自辭典例句
3. The understudy was substituted when the leading actor fell ill.
主角演員患病,由替角代替演出.
來自辭典例句
4. The understudy is substituted when the leading actor falls ill.
“主角演員患病,由替角代替演出”.
來自互聯網
5. When the star became sick, his understudy stepped into his part.