quartz alarm clock石英闹钟
quartz wall clock石英挂钟
Aoroa Quartz Alarm Clock奥罗牌石英晶体闹钟;产品介绍奥罗牌石英晶体闹钟;上一篇
quartz crystal clock石英晶体时钟
quartz digital clock movement数字式石英钟机芯
quartz building clock石英建筑大钟
quartz analog clock指针式石英钟;模拟石英钟
basic quartz analog clock普通指针式石英钟
quartz analog clock movement指针式石英钟机芯
N（名词） a clock or watch that is operated by the vibrations of a quartz crystal controlled by a microcircuit 石英钟; 石英表