安全卡件可防止其意外折叠。

The safety catch prevents accidental folding.

youdao

上述结构能有效避免固定卡件3从其插槽4中掉出，能很好的实现原 有结构所要求的功能。

The structure can effectively prevent the fixed clamping part (3) dropping out of the slot (4), and can realize the required function of the original structure well.

youdao

按本发明提出，所述电刷装置（4）具有抓卡件，借助于该抓卡件能够将刷套（6）在离开使用位置时锁定在保险位置中。

The invention makes provision for the brush arrangement (4) to have catch means by means of which the brush sleeve (6) can be locked in a safety position when it leaves the use position.

youdao

One of the things that was interesting, when we were talking about the Sooka, was this idea that the Sooka should be weak enough and it would be destroyed if a big storm comes through.

有一件很有意思的事情，我们当时谈到了苏卡这个地方，意识到它其实很脆弱,很可能被即将到来的风暴摧毁。

普林斯顿公开课 - 人性课程节选