The disease is spreading at a rapid rate.

这种疾病正在迅速蔓延。

《牛津词典》

The area has seen a rapid population growth.

这个地区人口快速增长。

《柯林斯英汉双解大词典》

His arm was a rapid blur of movement as he struck.

他出击时胳膊快速一晃，令人眼花缭乱。

《牛津词典》

Professor Pervez Hoodbhoy of Islamabad's Quaid-e-Azam University says the Talibans rapid advance towards the capital was a wake-up call for the government.

VOA: standard.2009.05.05

Now, I'd like to stress information technology because we are living in a time of rapid advance, as you know--I don't have to tell you this.

我想强调一下信息技术,因为我们身处一个飞速发展的时代，这你们都知道，我没必要再说一遍。

耶鲁公开课 - 金融市场课程节选

This invention of social security is well over one hundred years old, but I think that, because of the rapid advance of information technology, we're going to see a lot more progress.

社会保障的这种发明,已经经过了一百多年，但我觉得,由于信息技术的飞速发展，我们将会看到许多的进步。

耶鲁公开课 - 金融市场课程节选

General David Petraeus, their overall commander in Iraq, is reluctant to let his political bosses order too rapid a withdrawal.

ECONOMIST: Iraq

Spinola was duly installed as president after the coup and then provoked into resigning five months later in protest against too rapid a withdrawal from Africa, where Portugal's colonial involvement dated back to 1415.

ECONOMIST: Melo Antunes | The

So rapid a growth has inevitably bred controversy.

ECONOMIST: Urban sprawl