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alarm clock
waking up; keeping oneself awake
early-morning treat (traditionally given to children in some parts of Japan); wake-up sweet
目覚ましを六時にセットして寝た。
I set the alarm clock for six o'clock and went to bed.
目覚ましが鳴っても起きられなかった。
Even when the alarm went off, I couldn't get up.
旅行用に小さな目覚ましを持っていく。
I'm bringing a small alarm clock for the trip.