词典收录词

SI

/si:/

[计] 国际单位制, 串行接口, 移入；[医] 硅(14号元素,旧名矽)

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SI 的中文释义

n a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
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)
n the syllable naming the seventh (subtonic) note of any musical scale in solmization

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