After the brothers had said this, the quarter hour was over, and they flew out the window again as swans.

哥哥们话音刚落，一刻钟的时间就到了，他们又变成了天鹅，从窗口飞走了。

youdao

From the hall the clock calling out the quarter hour, then a moment of stillness - time stalling - before, faintly, the clock in her study responded.

客厅传来钟表敲打刻点的声音，接下来是短暂的静止——时间的停止，直到书房里的钟表微弱地做出了回应。

youdao

Within a quarter of an hour, the coldness of the night had gone.

一刻钟之内，夜晚的寒冷就消退了。

《柯林斯英汉双解大词典》

There is the Hour, the two Hour, the half Hour, the quarter Hour, the eighth Hour and the tenth Hour.

FORBES: Funny Money

Fly-half Mark McHugh missed the conversion from wide out on the right but regained his poise on the quarter-hour to add the extras to Fogarty's effort.

BBC: Connacht 33-7 Glasgow

After the previous Old Firm match's highly-publicised flashpoints, referee Craig Thomson's first big decision came on the quarter-hour mark.

BBC: Celtic 1-2 Rangers (aet)