As is shown in the picture, the shortest board decides the capacity of the wooden barrel, and the broken ring makes the iron chain bear the weight that it should have done becoming impossible.

简要描述图画表面信息，作者采用的写作方法是翻译了图片左下角的中文提示语——一只木桶，最短的一片决定其容量；一根铁链，最脆弱的一环决定其强度。

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The bulb shell is driven to the terminal end of the chain by the chain. When the receiving barrel is turned, the bulb shell which disengages from the receiving barrel falls into the sealing machine.

灯泡壳由链条带动至链条末端，随着承接筒的翻转，灯泡壳脱离承接筒而掉入封口机中。

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The technology is complicated (of course)--a tapered cone wrapped in a chain that unwinds onto the mainspring barrel, ensuring that the power delivered by the mainspring remains constant.

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