quarter-hour的翻译，读音
释义：
n.一刻钟；钟面上标明第一刻钟或第三刻钟的点
例句
A six - pip time signal is sent to Radio Television Hong Kong for broadcast at quarter - hour intervals. 每隔15分钟,6响报时信号便会经由香港电台转播. 。
A six - pip time signal is sent to Radio Television Hong Kong for broadcast at quarter - hour intervals. 每隔15分钟,6响报时信号便会经由香港电台转播. 。