Unified purchase and sale
[经] 统购统销
🧩 词语组成解析
a. 统一的；一致标准的
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
sale
[seil]
n. 卖，出卖;销售额，销售;销路;拍卖;
🗣️ 情景例句
Well, there's a lot to think about.
噢 有许多事需要考虑。
Do you often play tennis on Sunday?
你常常在星期日打网球吗？
What did you do at the meeting?
你们在会上做什么呢？