Maander
迈恩德短横直导辊水洗机
🗣️ 情景例句
OK, here you are.
好的，给你。
This is a rather old house. It needs painting.
这房子挺旧的，得刷一下才行。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。