n.敌对；竞争；对抗
He was incited to achievement by rivalry. 竞争激励他努力取得成就。
Sibling rivalry is part of the original sin. 兄弟间的敌对相争，是最原始的一种罪。
There is great rivalry between the two brothers. 这两兄弟间有一场激烈的竞争。
There is cut-throat rivalry among the supermarkets. 这些超级市场之间的竞争可谓你死我活。
The rivalry between analysts and geometers grew very bitter. 分析学家与几何学家之间的对抗非常激烈。
rivalry的基本意思是指怀有超越或胜过对方的企图而“竞争，对立，抗衡”。指竞争或对立的状态时是不可数名词；指具体的竞争行为或对抗行为时是可数名词。
rivalry在句中除可用作主语、表语、宾语等外，还可修饰别的名词作定语。
表示“…之间的竞争”可接介词among或between,表示“和…的竞争”可接介词with。
