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a puff; a smoke; a cup of tea
(short) rest; break
one dose (of medicine or poison)
(brief) lull
大工さんはお茶で一服した。
The carpenter took a break with some tea.
旅人は茶屋で一服し、旅を続けた。
The traveler took a break at the teahouse and continued their journey.
忙しい週に優しい言葉は一服の清涼剤だった。
A kind word was a welcome relief during a busy week.