橘子朗文词典

system of measurement

S 开头单词

同根派生

     

英汉例句

  • There are two systems of units in common use in mechanics.
    在力学中通用两种单位制。
  • The unit of impulse, in any system, equals the product of the units of force and time in that system.
    在任一单位制中，冲量的单位等于该单位制中力和时间单位的乘积。