那天早晨干活的时候，佩特罗夫斯基拧掉了一个锁门的螺栓，因此他们可以爬进去。

That morning while at work, Piechowski had unscrewed a bolt keeping the doors locked, so they could climb in.

youdao

登山向导可以爬又高又危险的山，对吧？

Mountain-climbing guides get to climb tall, dangerous mountains, right?

youdao

但并不是每个地方的人都有山可以爬。

However, mountains are not everywhere for people to climb.

youdao

The little insects were crawling around, the plants were there. And come back and look at it, over a period of weeks, and see what's changing.

我可以看到昆虫爬来爬去，还看到有些植物，几个星期后，再来看，看看发生了什么变化。

普林斯顿公开课 - 人性课程节选

A new addition to this as well is the fact that you see the figure climbing the stairs, which connotes the importance of physical activity.

这里还有一个新增加的东西,那就是你可以看到一个在爬楼梯的人影,这暗示着体育活动的重要性

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选