VOA慢速英语词汇表-（以U,V开头的单词）

U
under - prep. below; below the surface of; less than; as called for by a law, agreement or system ("The river flows under the bridge." "Such action is not permitted under the law.")
understand - v. to know what is meant; to have knowledge of
unite - v. to join together
universe - n. all of space, including planets and stars
university - n. a place of education that usually includes several colleges and research organizations
unless - conj. except if it happens; on condition that ("I will not go, unless the rain stops.")
until - conj. up to a time; before
up - ad. to, in or at a higher position or value
urge - v. to advise strongly; to make a great effort to get someone to do something
urgent - ad. needing an immediate decision or action
us - pro. the form of the word "we" used after a preposition ("He said he would write to us.") or used as an object of a verb ("They saw us yesterday.")
use - v. to employ for a purpose; to put into action
usual - ad. as is normal or common; as is most often done, seen or heard
V
valley - n. a long area of land between higher areas of land
value - n. the quality of being useful, important or desired; the amount of money that could be received if something is sold
vegetable - n. a plant grown for food
vehicle - n. anything on or in which a person or thing can travel or be transported, especially anything on wheels; a car or truck
version - n. the form of something with different details than earlier or later forms
very - ad. extremely ("He was very late.")
veto - v. to reject or refuse to approve
vicious - ad. bad; dangerous; showing harm or hate
victim - n. someone or something that is injured, killed or made to suffer; someone who is tricked
victory - n. a success in a fight or competition
village - n. a very small town
violate - v. to fail to obey or honor; to break (an agreement)
violence - n. the use of force to cause injury, death or damage
visit - v. to go to or come to a place for a short time for friendly or business reasons
voice - n. the sound made by creatures, especially humans, for speaking
volcano - n. a hill or mountain around a hole in the earth's surface that can explode, sending hot, melted rock and ash into the air
vote - v. to choose a candidate in an election; n. a choice or decision expressed by the voice, by hand or by writing