来自prompt,迅速的，立即的，-ly,副词后缀。

1. Sister Francesca entered the chapel, took her seat, and promptly fell asleep.

弗朗西丝卡修女走进小教堂，坐下来，很快就睡着了。

2. The company's shares promptly fell by 300 lire on the stock market.

该公司在股市上的股价迅即跌了300里拉。

3. The cells will promptly start to soak up moisture.

细胞会立即开始吸收水分。

4. Two-thirds of inheritors promptly sold the houses they were left.

三分之二的继承人会把他们继承得到的房产迅速变卖。

5. Promptly at one, luncheon was served.

午饭一到一点钟就上桌了。