?? 詞語組成解析
sir
[s?]
n. 先生;（用于姓名前）爵士;（中小學(xué)生對男教師的稱呼）先生;老師;
n. 蘭斯洛特(亞瑟王武士)
??? 情景例句
How much are the dues?
會(huì)費(fèi)多少？
It wasn't any bother.I was glad to do it.
不麻煩.我樂意做。
Later, by about two weeks.
延遲，大概二個(gè)星期。