Department of agriculture
农业部；农学系
🧩 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
Sam, would you come in, please?
Sam，请进来一下， 好吗？
It is not every couple that is a pair.
成双并非皆配偶。
Why was that?
为什么呢？