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
until I have a chance to talk with you about it.
除非我有机会跟你谈过。
The meeting is put off.
会议延期了。
If fifty pence pieces are not exchanged for sweets, they rattle for months inside money boxes.
如果50便士不拿来换糖吃，则可以放在储蓄罐里叮当响上好几月。