They trekked from shop to shop in search of white knee-high socks.

他们疲惫地奔波于一家又一家商店，寻找高到膝盖的白色长筒袜。

《柯林斯英汉双解大词典》

According to this article, fashion retailers are expecting a run on argyle sweaters, knee socks and high boots for fall.

通过这篇文章可以看出，零售商们正期待着一种秋季时尚的来袭：菱形花纹的针织衫，及膝中袜，高筒靴。

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Long winter socks: knitted, knee high, grip on the sole.

求购长的冬袜：编织的， 到膝盖高， 脚底要紧。

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Fox River Mills Inc. of Osage, Iowa, has six research and development employees who slide prototype socks onto a knee-high mannequin leg with pressure sensors installed that measure whether the fit is too tight.

WSJ: It Ain't Rocket Science, but Sock-Making Comes Close