🧩 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];
Ireland
['aiəland]
n. 爱尔兰（岛）;
🗣️ 情景例句
Hmmm.
嗯。
How long does it take?
火车要开多久？
Well, I can't leave before nine. I have a lot of work to do.
嗯，我9：00以前离不开。我有很多作业要做。