At first the kitten might scratch at the bars, push at the ceiling, dig at the floor, howl, etc.

起初小猫可能会抓栏杆，推顶棚，挖底板，吼叫等等。

youdao

So, what they do is, the first time they might scratch at the bars, push at the ceiling, dig at the floor, howl, etc.

起初小猫可能会抓栏杆，推顶棚，挖底板，吼叫等等。

youdao

By last year we were ready for the final push: re-crawling all the generated knowledge representations and restarting the system from near scratch.

在去年我们就准备好最后一击：重新爬行(索引)过所有已生成的知识形式并且重新启动系统。

youdao

So, what they do is, the first time they might scratch at the bars, push at the ceiling, dig at the floor, howl, etc.

起初小猫可能会抓栏杆，推顶棚，挖底板，吼叫等等。

耶鲁公开课 - 心理学导论课程节选