Pallasiomy
[醫] 沙土鼠
??? 情景例句
Favorably?
是好評
My brother wants to learn how to play the piano.
我的兄弟要去學彈鋼琴。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走過一個波長所需的時間）。