合唱是指由两个(组)或两个(组)以上的人集体演唱多声部声乐作品的艺术门类,常有指挥,可有伴奏或无伴奏。轮唱是合唱的一种表现形式,所谓的“轮”就有滚动的意思。轮唱是由两个(组)或两个(组)以上的人演唱同一旋律,但不是同时开始的齐唱,而是先后相距一拍或一小节出现,形成此起彼落、连续不断的模仿效果,属于多声部音乐,结尾统一到一部结束的,我国现代群众歌曲中常用轮唱这种形式。小学三年级歌曲《美丽的黄昏》的演唱形式就属于二部轮唱, Chorus refers to the art of collectively singing vocals and vocals from two (or more than two) groups of people, often directed, with or without accompaniment. Rotation is a manifestation of chorus, the so-called “round” has the meaning of rolling. Rotation is the same melody performed by two (or more than two) groups of people, but not simultaneous karaoke, but one beat or one bar at a time, resulting in a continuous, continuous imitation Effect, belongs to the polyphonic music, the end of the unity to an end, the songs used in modern Chinese folk songs commonly used this form. Primary third grade song “Beautiful Twilight” form of singing belongs to two rounds of singing,