单词 | International System of Units |
释义 | International System of Units (once / 909178 pages) n WORD FAMILY International System of Units n a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela) Syn|Hyper International System, SI, SI system, SI unit, Systeme International, Systeme International d'Unites metric system a decimal system of weights and measures based on the meter and the kilogram and the second |
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英语词典包含147318条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。