另一托钩上相应位置设有锁定卡件；

The corresponding position of the other supporting hook is provided with locking clamping pieces.

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安全卡件可防止其意外折叠。

The safety catch prevents accidental folding.

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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.

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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