Polysomnography
[医]多导睡眠描记法（术），多功能睡眠记录仪
🗣️ 情景例句
It's good, but it's a little expensive.
很好，不过价格有一点贵。
I'm sorry the casserole has gotten over cooked.
对不起，沙锅给炖焦了。
An ocean wave passing through deep water causes a particle on the surface to move in a roughly circular orbit,
穿过深水的海浪使水面上的一个微粒按照一种近乎圆形的轨道移动，