单词
quartz
英 [kw??ts]
美[kw?rts]
基本信息
- n. 石英
CET6考研TEM8TOEFL常用词汇
词态变化
复数:?quartzs;
中文词源
quartz 石英
来自德语Quarz,石头结晶体，石英。
英文词源
- quartz (n.)
- "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."
双语例句
- 1. The prospectors have discovered such minerals as calcite, quartz and asbestos here.
- 探矿人员在这里发现了方解石 、 石英、石棉等矿藏.
来自《简明英汉词典》
- 2. There is a great deal quartz in those mountains.
- 那些山里蕴藏着大量石英.
来自《简明英汉词典》
- 3. To this class of substance belong mica, porcelain, quartz, glass, wood, etc.
- 属于这类物质的有云母 、 瓷器 、 石英 、 玻璃 、 木材等等.
来自《现代汉英综合大词典》
- 4. The quartz watch keeps good time.
- 石英表走时准.
来自《现代汉英综合大词典》
- 5. Quartz timepieces are very accurate, to a minute or two per year.
- 石英钟表走时非常准，年误差仅为一两分钟。
来自辞典例句