现存的有些原始岩画非常生动地描述了原始乐舞的场面，那是一种群体的歌舞活动。
Some primitive rock paintings available now depict, in a most life-like manner, scenes of primitive performances of music and dancing in groups.
我们新款手机的目标市场面向谁？应该面向懂技术的群体。
A - who is the target market for our new mobile phone? It should be people who understand technology.
但拥有固定爱好者群体的部分比赛项目的决赛同样出现了热销场面，例如：皮划艇激流回旋、射箭和羽毛球的申购热情也十分高涨。
But there has also been heavy demand for finals for events with particular fan bases. Things like canoe slalom, archery and badminton have been high.
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