on the half hour

介词短语

英文释义

介词短语
  1. Happening hourly, but at 30 minutes past each hour; ie, 08:30, 09:30 etc.
    — Trains leave here for New York every hour on the half hour.
  2. Happening on the hour and at 30 minutes after the hour.
    — In one corner is an old grandfather's clock; the chimes are on the half-hour.
  3. At thirty minutes into a half.
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