rivalry
【英英释义】
n. rivalry is competition for fighting between people, business, or organizations who are in the same area or want the same things. 可变名词 竞争，敌对
competition for the same objective or superiority in the same field
【词义深度解析】
rivalry多做不可数名词，意思是“竞争”，可以同义替换competition。之前学过rival，做动词表示“能与…媲美，匹敌”的用法。
【例句学习】
1. There has been increasing rivalry between China and the US in military, economy, and technology.
2. Many Internet companies are engaed in the rivalry over who has the largest number of daily active users.
3. The brutal rivalry enables you to constantly gauge and calibrate your decision.
gauge /ɡeɪdʒ/ v. （用仪器）测量，判断/审视（judge/consider） n. 测量仪器，（判断、评价）标准，轨距
calibrate /ˈkælɪˌbreɪt/ v.校准 （adjust to measure accurately）
4. The growing strategic rivalry between the two superpowers is putting pressure on American business and investors in two ways. During the cold war business was largely untroubled by superpower rivalry because the Soviet Union was an unwelcoming, closed economy. 这两个超级大国之间日益增长的战略竞争正从两个方面给美国企业和投资者带来压力。在冷战期间，由于苏联是一个不受欢迎的封闭经济体，企业界基本上没有受到超级大国竞争的困扰。
【词汇运用】
1.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。
Fierce/sever rivalry among cell phone manufacturers makes the price of smartphone become cheaper and cheaper. （自己）
The intense rivalry among smartphone makers has brought down the prices of gadgets. / Thanks to the bitter rivalry among smartphone makers, smartphones have become cheaper. （参考翻译）
分析：激烈的竞争，fierce/sever/intense/bitter rivalry/competition
gadget /ˈɡædʒɪt/ n. a gadget is a small machine or device which does something useful. 小器械 (有时暗指复杂、不必要的东西) 这里用得不太准确，手机可以说是很必要的了。
2.生活场景应用
其他候选人都很有实力，这次晋升部门经理的竞争很激烈。
The rivalry for promotion to department manager this time will be fierce becasue the other candidates also have capacities/abilities to manage a department.
