词汇	The word from the principal
释义	The word from the principal 校长寄语
随便看	quartz-crystal controlled receiver quartz crystal cutter quartz crystal differential thermometer quartz crystal electric clock quartz-crystal electric clock quartz crystal electronic watch quartzcrystalfilter quartz crystal filter quartz-crystal filter quartz crystal frequency oscillator Quartz-Crystal Frequency Oscillator quartz crystal goniometer Quartz crystal is perfectly crystallized quartz crystall quartz crystal micmbalance quartz crystalmicrobalance quartz crystal microbalance quartz-crystal microbalance quartz crystal microhalance quartz crystal monitor quartz crystal monochromator quartz-crystal movement Quartz crystal oscillation quartz crystal oscillator quartz-crystal oscillator