最初的皮艇是木质架构，上敷海豹皮，用来在北冰洋的开阔水域上进行猎捕。

The first kayaks were constructed with a wooden frame covered with seal skin and used to hunt in the open waters of the Arctic Ocean.

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敷木瓜浆在皮肤上。

Apply papaya pulp on the skin.

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如果在阳光下经过数年或数十年之后，贴膜出现裂痕、敷灰或者褪色，它实际上可能会降低电力输出。

If the film is scratched, attracts dust, or becomes discolored after years or decades in the sun, it could actually lower power output over time.

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