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
Left, right. Enjoy it.
左 右。放 。
I'm sorry, but I didn't catch what you said.
对不起，我没有听明白你的话。
Quite by accident. I moved a few peas and there it was.
很偶然。我挪了几颗青豆就发现了。