Siebert
[人名] 西伯特
🗣️ 情景例句
Well, thank you, Robbie. Thank you.
嗯 ，谢谢你 ，Robbie。 谢谢你。
Let's stop discussing trivial details and come to the point.
咱们别再谈琐碎细节了，说正事吧。
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）。