这些鞋通常是用桦树皮制作，不过菩提树或者椴树树皮也能做。

These shoes were commonly made from Birch bark, but they could also be made from linden or lime-tree bark.

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这种鞋通常是用桦树树皮做的，但也会用菩提树或是椴树树皮做材料。

These shoes were commonly made from Birch bark, but they could also be made from linden or lime-tree bark.

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