Restless legs syndrome is present when a peculiar and difficult-to-describe sensation occurs in the calves or thighs while at rest.

静止时，患者小腿和大腿如果有不舒服和难以表述的感觉，那么这就是腿部不宁综合症。

It's a peculiar quality: a physical sensation, a feeling tone, of brightness, clarity, filling the whole body, and you're just sitting there in the middle of it.

它是一种奇特的素质：明亮、清晰、充满全身的一种身体感，一种觉受基调，你只是坐在那里，在它的中间。