U字母开头的单词或词组(第20页):
- USS
- undine
- unending
- under license
- under heaven
- universalize
- unaccompanied
- unbent
- unmanageable
- unknown parameter
- unit form
- unchanging
- underside
- urease
- up and about
- uncross
- unguarded
- unformat
- uninvited
- unappealing
- U. S. D.
- untreated
- usus
- urinal
- upland
- under age
- uncouple
- unit cell
- unclench
- underfed
- unavailing
- ureteral
- uprise
- unbounded
- under orders
- under the rose
- unimaginative
- unquestionable
- upbraid
- unlicensed
- undecided
- undertone