V

V1
(亦作 v)
(pl. Vs or V's)
  1. the twenty-second letter of the alphabet
    英语字母表中第二十二个字母
    ■denoting the next after U in a set of items, categories, etc
    V项,V类(一组项目、分类中的第二十二位)
  2. (亦作 vee)a shape like that of a letter V
    V字形
    [in combination]deep, V-shaped valleys.
    V字形深谷。
    ■[as modifier]denoting an internal-combustion engine with a number of cylinders arranged in two rows at an angle to each other in a V-shape
    汽缸V型排列的内燃机
    a V-engine.
    V型发动机。
    a 32-valve V8 power plant.
    32阀V型8缸动力装置。
  3. the Roman numeral for five
    (罗马数字)五

V2
abbreviation for
  1. ■Vatican City (international vehicle registration)
    同Vatican City (国际车辆注册用语)
    ■volt(s)
    同 volt 或volts
symbol for
  1. the chemical element vanadium
    (化学元素)钒
    ■voltage or potential difference
    电压,电势差
    V = IR.
    电压等于电流乘以电阻。
    ■(in mathematical formulae) volume
    (数学公式)。 同volume
    pV = nRT.
    压强乘以体积等于物质的量乘以常数再乘以温度。
英语宝典
考试词汇表