- ugly
- ultimate
- umbrella
- unable
- unanimous
- uncertain
- uncle
- under
- undergo
- underground
- underneath
- understand
- understanding
- undo
- uniform
- union
- unit
- unite
- united
- unity
- universal
- universe
- university
- unknown
- unless
- until
- unusual
- up
- upon
- upper
- upset
- upstairs
- urban
- urge
- urgent
- us
- use
- used
- useful
- usual
- usually
- utility
- utter
大学英语PETS公共英语三级大纲单词单词大全〔U 〕课程包含43个英语单词词汇。