(1) to have a wide/limited vocabulary (2) your active vocabulary (= the words that you use) (3) your passive vocabulary (= the words that you understand but don't use)
(1) a vast area of forest (2) a vast crowd (3) a vast amount of information
vast [vɑ:st] 📢 UK📢 US
n.想像，想像力；空想，妄想；想像出来的事物；
n.先生；绅士；有身份地位的人；
n.[电]电池，蓄电池；[军]炮台，炮位；一组；[法]殴打；
adj.广阔的；巨大的；大量的；巨额的； n.浩瀚；广大无边的空间；
(1) violent crime (2) Students were involved in violent clashes with the police. (3) He met with a violent death (= he was murdered, killed in a fight, etc.)
(1) The dial records very slight variations in pressure. (2) Currency exchange rates are always subject to variation. (3) regional/seasonal variation (= depending on the region or time of year)
variation [ˌveəriˈeɪʃn] 📢 UK📢 US
adj.不能的，不会的；无能力的，不熟练的；不能胜任的；〈罕，诗〉弱，无力的；
n.电视，电视机；电视节目；电视业；
n.村民；乡村，村庄；群落；
n.变化，变动；变异，演变；变奏曲；变量；
(1) How do you measure the volume of a gas? (2) jars of different volumes (3) the sheer volume (= large amount) of business
(1) There were 21 votes for and 17 against the motion, with 2 abstentions. (2) The motion was passed by 6 votes to 3. (3) The chairperson has the casting/deciding vote .
(1) The cell is the unit of which all living organisms are composed. (2) The basic unit of society is the family. (3) The game's selling price was $15 per unit.
(1) to be virtually impossible (2) virtually all students will be exempt from the tax. (3) He virtually admitted he was guilty.
virtually [ˈvɜ:tʃuəli] 📢 UK📢 US
v.指责，谴责；指控；
n.单位，单元；装置；个体；[数]单位数；
n.上帝，造物主；被极度崇敬的人[物]；男神；戏院顶层楼座观众； vt.膜拜；崇拜；
adv.实际上，实质上，事实上，几乎；无形中；无形；
(1) I could hear voices in the next room. (2) to speak in a deep/soft/loud/quiet, etc. voice (3) ‘I promise, ’ she said in a small voice (= a quiet, shy voice) .
(1) She went to visit relatives in Wales. (2) The Prime Minister is visiting Japan at the moment. (3) You should visit your dentist at least twice a year.
(1) Et est - ce qu'on se vide le coeur avant de finir? (2) vide the press passim. (3) Tu pa vide qo - pe ? Whom did you see?
vide [ˈvi:deɪ] 📢 UK📢 US
n.不快，痛苦；不幸；
n.仁慈，善行；友好的行为；
v.请见，参阅；
n.父亲（或母亲）；先辈；根源，起源；保护者；
(1) the vitamins that are vital for health (2) Good financial accounts are vital to the success of any enterprise. (3) It is vital that you keep accurate records when you are self-employed.
vital [ˈvaɪtl] 📢 UK📢 US
n.巨人，大汉；巨兽，巨物；卓越人物； adj.特大的，巨大的；伟大的；
vi.承认；同意；承兑； vt.接受；承认；承担；承兑；
adj.维持生命所必需的；至关重要的；生死攸关的；生气勃勃的；
n.满足，满意，舒服；妥善处理；（债务的）清偿；（伤害的）赔偿；
(1) There is a wide variety of patterns to choose from. (2) He resigned for a variety of reasons. (3) This tool can be used in a variety of ways.
(1) I try to remember all the good times I've had here. (2) I think I've got one of the most stressful jobs there is. (3) Come on over, we've got lots of the old gang here.
ve
📢 UK📢 US
abbr.Venezuela 委内瑞拉；
n.工厂，制造厂；<古>代理店；
n.时尚，时装；时装领域，时尚界；方式，方法； vt.制作，塑造；使适应；
vt.& vi.（使）腐烂，腐朽； vi.衰败，衰退，衰落； n.腐败、衰退的状态；
(1) the team's 3–2 victory against Poland (2) to win a victory (3) a decisive/narrow victory
(1) to have different/conflicting/opposing views (2) Washington and Moscow are believed to have similar views on Kashmir... (3) I take the view that she should be stopped as soon as possible...
view [vju:] 📢 UK📢 US
adj.上了年纪的；过了中年的；较老的； n.老人；
n.细菌(bacterium的名词复数)；
n.看；[建筑学]视图；风景；意图； vt.看；观看；认为；观察；
n.倾向，趋势；（话或作品等的）旨趣，意向；性情；癖好；
(1) A disastrous business venture lost him thousands of dollars. (2) They ventured nervously into the water. (3) He's never ventured abroad in his life.
(1) crimes/acts/threats of violence (2) He condemned the protesters' use of violence against the police. (3) domestic violence (= between family members)
(1) The students' work varies considerably in quality. (2) The quality of the students' work varies considerably. (3) New techniques were introduced with varying degrees of success.