?? 詞語組成解析
sir
[s?]
n. 先生;（用于姓名前）爵士;（中小學(xué)生對(duì)男教師的稱呼）先生;老師;
n. [人名]泰戈?duì)?印度詩人,曾獲1913年諾貝爾文學(xué)獎(jiǎng),1861-1941)
??? 情景例句
Then I've solved your problem.
說來我替你解決問題了。
I asked him to lend me a book , but he wouldn't.
我請(qǐng)他把書借給我，但是他不肯。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前為止，尚未有人到過比月球更遠(yuǎn)的地方，但無人駕駛的宇宙飛船已到達(dá)過宇宙的其它地方。