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(馬戲或游園會中穿插的)小節目，助興表演,雜耍
At a circus or fair, a sideshow is a performance that you watch or a game of skill that you play, that is provided in addition to the main entertainment.
例句
Sideshows at the championship include highland dancing and a play by The Wanlockhead Players.
錦標賽上的助興節目包括高地舞蹈和萬洛克黑德劇社上演的一部劇。