She moves her arms and hands slowly but her feet move in fast difficult steps.

她的胳膊和手移动得很慢，但她的脚移动得很快。

youdao

We like to go to eat in fast food restaurants, but children only play with the plastic toys they give us for a few minutes before they get thrown away.

我们喜欢去快餐店吃饭，但店家给我们的塑料玩具孩子们只玩几分钟就扔掉了。

youdao

We all know that it's not healthy to have meals in fast-food restaurant like McDonald's frequently.

我们都知道经常去快餐店比如说麦当劳吃饭是不健康的。

youdao

As a result, they used the frogs in fast-acting, low-cost pregnancy tests for women during the nineteen-forties and fifties.

VOA: special.2010.06.29

Yet also there encumbered sleepers groaned, Too fast in thought or death to be bestirred.

已经成为的宆窿，至今那里依然吞噬沉睡者的呻吟，急促的思想和死亡无法激励的灵魂。

耶鲁公开课 - 现代诗歌课程节选

So I haven't done magic, I've given you a really fast way to solve a knapsack problem, but it's still exponential deep down in its heart, in something.

所以我并没有施魔法，我已经告诉了你,一种快速解决背包问题的方法了,但是某些方面它的核心仍然是指数增长的。

麻省理工公开课 - 计算机科学及编程导论课程节选

And as always, entrepreneurial minds seek to fill the gaps in fast and meaningful ways.

FORBES: In The Eye Of The Storm, Entrepreneurs Band Together

Activist researchers claim BPA causes obesity because it can be used in fast food packaging.

FORBES: How Junk Science Distorts What We Read, And The Way We're Governed

An article in Fast Company touches on the concerns about energy-hogging LEED certified buildings.

FORBES: Energy-hogging LEED-certified buildings cause concern