??? 情景例句
Oh! My, how he's grown!
噢， 天啊， 他長這么大了！
To youth I have but words of counsel -- work, work, work.
對青年人，我要奉勸幾句話∶工作，工作，再工作。
How it came about that snakes manufactured poison is a mystery.
蛇是怎樣產(chǎn)生毒液的，這是一個謎。