Comed
abbr. Communications Editing Unit 通信编辑设备
🗣️ 情景例句
He's been here for years, he should know the ins and outs of the job by now.
他在这里已经好多年，现在理应熟悉各方面的工作了。
Please be aware that this is a crucial issue to us.
请了解这一点对我们至关重要。
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）。