quartz
                                                    英 [kwɔːts]
                                                                        美 [kwɔrts]
                        
                
                
                
                
                    
                                    
                
                                                                                        quartz 中文词源
                
                
                    quartz 石英来自德语Quarz,石头结晶体,石英。
                 
                                                quartz 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."
 
                
                                                    quartz 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