Spd
abbr. 电涌保护器；补充石油税；统计过程诊断（Statistical Process Diagnosis）
🗣️ 情景例句
Yes, Sam?
什么事 ，Sam？
What is the total circulation of this newsletter.
这份新闻通讯总发行量多少？
My dentist had just pulled out one of my teeth and had told me to rest for a while.
我的牙科医生刚刚给我拔掉了一颗牙，叫我休息一会儿。