Restriction of export
[经] 出口限制
🧩 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];
🗣️ 情景例句
We were most impressed with your efficiency.
你的工作效率很高，我们极为钦佩。
If you have cows you have to get up early to do the milking.
如果你有奶牛，你不得不早起挤奶。
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。