Monobed
单床(离子交换装置), 单(一)床
🗣️ 情景例句
Harry, I get it!
Harry，我想到了！
If you attend the formal dancing party, what would you wear?
如果你参加隆重的舞会，你会穿什么衣服？
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）。