a tournament in which every contestant plays every other contestant
a letter signed by a number of people
例句
用作名词 (n.)
A round of parties ushered in the New Year. 一系列的晚会迎来了新年。
All year round, millions of visitors are drawn to the city for a series of remarkable social and cultural events. 这个城市一年四季都会吸引数百万游客前来参加一系列与众不同的社会和文化活动。
He won a round of applause when he ended his speech. 演讲结束时他博得一阵掌声。
A burst of laughter made him straighten himself and look round. 一阵笑声使他挺直了身子向左右张望。