Sppa
abbr. single-pumped parametric amplifier 单频抽运参量放大器; Society for the Preservation of Poultry Antiquities 家禽古迹保护协会
🗣️ 情景例句
That's a good question, Robbie.
这是个好问题， Robbie。
Did you go to the beauty salon?
你今早去理发厅了吗？
Here it is, Mom! That's one thing I haven't forgotten today!
“在这里，妈妈！这是我今天没有忘记的一件事。”