位于皮肤表面的小孔，毛发就是由此长出的，皮脂腺分泌的皮脂也是通过毛孔排泄到皮肤表面的。

The tiny shaft in the skin through which a hair grows, and sebum is excreted from sebaceous glands to the surface of the skin.

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汗液通过皮肤上的小孔即毛孔排放出来。

Thee sweat leaves your skin through tiny holes called pores.

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汗液通过皮肤上的小孔。

The sweat leaves your skin through tiny holes called pores.

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