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
Well, she'll be here later.
来 她会晚一点。
Learn to creep before you leap.
循序渐进。
Not at all. Glad to help! Oh, what's this? There's another small pan here, too!
没什么。我很高兴能帮你。啊，这是什么？这里还有一个小平底锅！