System of export licensing
[经] 出口许可制度
🧩 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];
v. 许可；批准（license的ing形式）
🗣️ 情景例句
It was not until yesterday that I noticed it.
我一直到昨天才注意到它。
I'm twenty-two (years old).
我二十二了。
The woman kept as near as she could to the children and even tried to get into the case herself, but it was too small.
这位妇女尽可能地靠近孩子，甚至自己也想钻进箱子里去，只是箱子太小了。