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
you've included performing arts centers,
你拍了表演艺术中心，
Borrowed garments never fit well.
借来的衣服不合身。
either from gas or water, is pushing it.
这种巨大的压力来自地下天然气或水。