Organization of petroleum exporting countries
石油输出国组织, 欧佩克
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
a. 输出的；出口的
国家（country的复数）
🗣️ 情景例句
In what section can I find mouthwash?
我在哪个购物区能找到漱口水呢？
Don't break the rules.
不要违规。
You don't keep your word. Why didn't you tell me then? I've been looking forward to it. How can you change your mind at last minute?
你不守信用。为什么那时不告诉我呢？我一直都盼望着它呢。你怎么能在最后时刻改变主意呢？