It's important to tighten up the wheels properly, otherwise they vibrate loose and fall off.

把车轮拧紧很重要，否则它们会振动而松脱。

《柯林斯英汉双解大词典》

It was several years before someone came up with the idea of removing the bottom of the basket and letting the ball fall through.

过了好几年，才有人想到要去掉篮筐底部，让球掉下去。

youdao

Soft music can help us fall asleep faster and wake up less during the night.

轻柔的音乐可以帮助我们更快入睡，夜间醒来更少。

youdao

Rains have started to fall and are expected to pick up fully in the next two or three weeks.

VOA: standard.2010.03.23

The first step to insight is to ask questions like why do things fall down and not up?

起初的洞察力是问问题,为什么物体坠地而不是上升？

耶鲁公开课 - 心理学导论课程节选

So in a moment you're going to go ahead and hit the spacebar and then as things fall from the screen when they line up with the left arrow, hit the left arrow with a different arrow, hit that arrow and see how good a score you can get.

一会儿你走到前面，敲一下空格键,当屏幕上面的东西从左边往下掉的时候,你就敲一下键盘上的左键,是哪个方向，敲对应的方向键就可以了,我们来看看你能得多少分。

哈佛公开课 - 计算机科学课程节选

At the inquest, he described how he had been in the area of Cornhill and the Bank of England for most of the afternoon leading up to the push and fall.

BBC: Ian Tomlinson G20 push witness recalls nightmares

Soccer is going on in the summer, ramps up in the fall and, as another advantage, the sport is popular with Hispanic residents and families and is broadcast in multiple languages, important factors in targeting the uninsured in his state.

WSJ: States' Tough Health-Law Pitch: Enrollment

Instead of being engrossed in the complex and screwed up relationships of the gods, most of us often held our breath, wondering if the singers would slip and fall as they walked up and down the rather steep inclines as they sang.

FORBES: Die Walk��re Returns To The Met, Machine Disappoints Again