🧩 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];
Bolivia
[[bə'liviə]]
n. 玻利维亚
🗣️ 情景例句
Nice girl.
好女孩。
Hard to say.
很难说。
The problem now facing humanity is: What is going to be done with all this knowledge?
用这些知识去做什么？