| 释义 |
Noun: si- The syllable naming the seventh (subtonic) note of any musical scale in solmization
- ti, te
Noun: Si- 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
- silicon, atomic number 14
Noun: SI- 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)
- Système International d'Unités, Système International, SI system, SI unit, International System of Units, International System
Derived forms: sis, Sis Type of: chemical element, element, metric system, semiconducting material, semiconductor, solfa syllable Part of: clay, feldspar, felspar, granite, quartz, sand, silicone, silicone polymer Encyclopedia: SI Si Si, buana Si, Senor |