When he saw his enemy fall, Don Quixote jumped from his horse, and ran quickly to him.

看到他的敌人摔下来，唐吉诃德就从马上跳下，很快地跑过去。

youdao

Dr.Rwagacondo says if children get sick, they don't go to school and fall behind scholastically.

VOA: standard.2009.04.25

That's because the ideas of physics don't fall into 75-minute segments and sometimes they spill over a little bit.

因为物理的知识不是死板的75分钟课程,所以我会有时候做一些微调

耶鲁公开课 - 基础物理课程节选

you have to like keep working it until... so that you don't fall behind.

你就要不断地工作学习直到……这样你才能不落后。

都是天才 - SpeakingMax英语口语达人

Of course, this all looks and sounds really scary, but if a 1000 robot-obsessed Japanese scientists haven't been able to build any normal-looking androids this big that don't fall over and don't require a gigantic power backpack of batteries, it's tough to believe that three crafty Bulgarians will do it.

ENGADGET: Prepare to be terminated: The Kibertron

Setting aside all the flawed assumptions that undergird those fears, you know what has happened to unit cohesion since the fall of don't ask, don't tell?

CNN: Brazile: But can the dude play?

They want her to fall down but they don't to be seen tripping her up.

NPR: Dems Vying for President Wary of Attacking Clinton