现象级每日一词：rivalry

rivalry: n. competition for the same objective or for superiority in the same field

翻译

手机厂商之间激烈的竞争使得智能手机越来越便宜了。
The cut-throat rivalry among mobile phone manufacturers is making smartphones cheaper and cheaper.

造句

句子： The latter half of the 20th century saw the international tensions compounded by the rivalry between USA and USSR.
翻译： 美苏两国的竞争让 20 世纪后半叶的紧张国际局势变得更加糟糕。
背景： 冷战。

句子： Darwin believed that the rivalries within species are the basis of natural selection.
翻译： 达尔文认为种内竞争是自然选择的重要基础。
背景： 进化论。