?? 詞語組成解析
sir
[s?]
n. 先生;（用于姓名前）爵士;（中小學生對男教師的稱呼）先生;老師;
n. 加韋(亞瑟王的騎士之一)
??? 情景例句
I'm so hungry, I could eat a horse.
我餓得能吃下一匹馬！
That fellow never pays his bills on time.
那個男人從沒按時付過賬。
But I didn't see much during the flight because there was too much cloud.
但我在飛行途中并沒有看到什么東西，因為云層很厚。