round robin
noun
1
- often as modifier a tournament in which each competitor plays in turn against every other循环赛：
a round-robin competition.
循环赛。
1.1
- a series or sequence一系列, 一连串：
an inconclusive round robin of talks in Cairo, Washington, and New York.
在开罗、华盛顿和纽约举行的一连串没有结果的会谈。
2
- a petition, especially one with signatures written in a circle to conceal the order of writing（隐瞒签名者先后顺序的）圆形签名请愿书。