1·Polka: a lively round dance originating in Bohemia and performed by couples.
波尔卡舞源于波西米亚并由双人来表演的一种活泼的圆舞。
2·There was the favourite rigoletto, or round dance, footed "in piazza" under the blue frosty sky.
有大家喜欢的里戈莱托，或者叫做圈舞，于雾蒙蒙的蓝天下「在广场上」跳了起来。
3·Line 1: a single line with a single integer that is the number of groups successfully dancing the Round Dance.
给出每一条绳索的描述，请找出，成功跳了圆舞的奶牛有多少个组合？
4·Being human is a dance. Begin to dance and invite everybody else to join the round dance. One day the whole world will dance and everybody will be happy.
开始跳舞，并邀请每一个人加入这圆形之舞，有一天全世界会共舞，而每一个人都将是快乐的。
5·There was a great round of applause when the dance ended.
舞蹈结束的时候，爆发出了一阵热烈的掌声。
—— 《牛津词典》
6·The children dance round him in delight.
孩子们开心地围着他跳舞。
—— 《新英汉大辞典》
7·They dance in a round.
他们围成圆圈跳舞。
—— 《新英汉大辞典》
8·Three swaggering young Rhineland farmers, on their way to a country dance, turn round to be photographed complete with their hats and canes, one of them dangling a cigarette between his lips.
另一幅作品则展现了三位年轻莱茵兰农民，他们正昂首阔步地赶去参加一个乡村舞会，他们的回眸片刻被整个拍摄了下来，包括他们的帽子与拐杖，其中一个人的嘴里还叼着一支香烟。
9·Hattie hid her face as I twirled the crow round and round, made it dance on its string.
海蒂藏起脸来，而我一圈圈转着那只乌鸦，让它在挂着的那根绳子上舞动。
10·Making it through to the second round, 18-year-old Ashlee Lawson, right, practices a newly learned dance routine.
成功晋级第二轮后，18岁的艾丽莎劳森(右)在练习新学会的舞蹈套路。