Litvack
[人名] 利特瓦克
🗣️ 情景例句
I need your advice on a personsal matter,
我有件私事， 需要听听你的高见，
The day is long to him who knows not how to use it.
百无聊赖。
The first records the arrival of longitudinal vibrations.
首先记录下的是纵向波的到达；