They first sew little bags with colorful silk cloth, then fill the bags with perfumes or herbal medicines, and finally string them with silk threads.

他们先要用丝绸缝制一个小袋子，然后在里面装上香料或者草药，最后用丝线穿起来。

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For some time it was a mystery how silkworms managed to convert these proteins into silk threads without the proteins crystallizing before the animal is ready to spin them.

蚕吐丝前，蛋白质尚未结晶，蚕是如何将蛋白质转换成蚕线一直是个未解之谜。

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And, Mortimer explains, in a way, spiders can move their silk threads, much like a musician plays the strings of a guitar.

莫蒂默也解释说，在某种程度上，蜘蛛可以移动它们的丝线，就像是音乐家拨动吉它的弦一样。

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