长筒袜在英语中称为 "knee-high socks"，意思是可以高达膝盖的长筒袜。这种说法来源于英语中 "knee" 这个词指的是膝盖，而 "high" 则是指高度。例句：

She wears a pair of knee-high socks with her skirt. 她穿着一条裙子，搭配一双长筒袜。

He pulled on a pair of knee-high socks before going outside. 他在出门前拉上了一双长筒袜。

I have several pairs of knee-high socks in different colors. 我有几双不同颜色的长筒袜。