uniform

制服；相同的，一律的；不变的，始终如一的

【例】 The pricing of our products is uniform across the country.

我们产品的定价是全国统一的。

unilateral

单方面的，单边的

【例】 The company was taken to court for taking a unilateral decision to cancel the sales contract.

这家公司因单方面撤销销售合同而被告上法庭。

union

联合；联盟；工会

【例】 Do all teachers have a right to join a union?

所有的教师都有权利加入工会吗？

unique

独特的；稀罕的；唯一的，独一无二的

【例】 This district made use of its unique resources and location advantages to develop ecotourism and had made considerable economic benefits.

该地区利用其独特的资源和区位优势来发展生态旅游，已经获得了可观的经济效益。

unit

单位，单元；部件，元件

【例】 Agriculture was based in the past on the family as a unit.

农业过去以一个家庭单元为基础。