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stw-stopwatch,tmr-timerdst-daylightsavingtime,snz-snooze,sig-hourlytimesignal...
電子錶的秒錶模式stw(stoptimewatch),
倒數計時模式tmr,
夏令時dst(daysavingtime),
間歇鬧鐘snz,
整點響報sig
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