created sense approved 定时钟/定時鐘 · dìngshízhōng · alarm clock
定时钟 / 定時鐘
dìngshízhōng
alarm clock
a clock designed to alert or wake a person at a specific time
这种老式定时钟每天早上准时响起。
noun
created sense approved 定时钟/定時鐘 · dìngshízhōng · timer
定时钟 / 定時鐘
dìngshízhōng
timer
a device used to measure or control the timing of an event or process
他使用定时钟来确保蛋糕不会烤焦。
noun