杰克以飞快的速度驾车到了医院。

Jack drove to the hospital at breakneck speed.

《柯林斯英汉双解大词典》

我们以极快的速度驱车行驶。

We drove along at a terrific speed.

《牛津词典》

雨林正以惊人的速度消失。

The rainforests are disappearing at an alarming rate.

《牛津词典》

% while its economy has been growing at 9% 8%,9% a year? -Yes... The data you are quoting is on Child Main Nutrition.

而期间其经济却以%,8%或9%的速度增长？，-嗯。,你所引用的数据,是关于，儿童营养的。

普林斯顿公开课 - 国际座谈会课程节选