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
I enjoy writing.
我喜欢写作。
How is her accent in French?
她的法语口音怎么样？
Where's Jim Green?
吉姆·林格去哪了？