Oppe
abbr. Office of Program Planning and Evaluation 程序设计与评估局; Operational Propulsion Plant Examination 作战推进设备检验（美国海军）
🗣️ 情景例句
My final test is worth half my grade.
我的期末考试结果占我总成绩的一半。
The mill cannot grind with the water that is past.
覆水难收。
Take it easy!
别着急！