"silicon dioxide," 1756, from German Quarz, Zwarc "rock crystal," from Middle High German twarc, probably from a West Slavic source, compare Czech tvrdy, Polish twardy "quartz," noun uses of an adjective meaning "hard," from Old Church Slavonic tvrudu "hard," from Proto-Slavic *tvrd-, from PIE *(s)twer- "to grasp, hold; hard."
雙語例句
1. The prospectors have discovered such minerals as calcite, quartz and asbestos here.
探礦人員在這里發(fā)現(xiàn)了方解石 、 石英、石棉等礦藏.
來自《簡明英漢詞典》
2. There is a great deal quartz in those mountains.
那些山里蘊藏著大量石英.
來自《簡明英漢詞典》
3. To this class of substance belong mica, porcelain, quartz, glass, wood, etc.
屬于這類物質(zhì)的有云母 、 瓷器 、 石英 、 玻璃 、 木材等等.
來自《現(xiàn)代漢英綜合大詞典》
4. The quartz watch keeps good time.
石英表走時準.
來自《現(xiàn)代漢英綜合大詞典》
5. Quartz timepieces are very accurate, to a minute or two per year.