When she walked onstage she was given a standing ovation.当她走上台时, 观众起立鼓掌欢迎。

You have to be onstage at eight o'clock.你必须8点钟上台演出。

Onstage, the musicians are actually sitting behind the loudspeakers.在台上, 音乐家们实际上坐在扬声器后面演奏。

She radiated charisma onstage and off-stage.她台上台下都魅力四射。