Cea
abbr. 成本效益分析（Cost Effectiveness Analysis）；中央电力管理局（Central Electricity Authority）；（美国）（总统）经济顾问委员会（Council of Economic Advisers）
🗣️ 情景例句
Have you ever studied French?
你学过法语吗？
What part of the world do you come from?
你从世界的哪部分来的？
I would like you to change this blouse, or else give me my money back.
我想要你换掉这件衬衣，要不就把钱退给我。