🧩 词语组成解析
hub
[hʌb]
n. 轮轴;中心，焦点;（电器面板上的）电线插孔;[计]集线器;
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];
the
[ðə]
art. 指已提到的人（物）;指说话人与听者已知的人（物）;用于独一无二的事物前;与形容词最高级和序数词连用;
🗣️ 情景例句
My head is killing me.
我的头疼死了。
According to the weather report, tomorrow Lost Angeles will be partly cloudy with occasional rain shower.
根据天气预报,洛杉矶明天将是阴天偶雨居多。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-