? 同義詞
??? 情景例句
Thank you, Dr. Stewart.
謝謝你，Stewart大夫。
The greatest fool is he who worries about what he cannot help.
操心無法可想的事是最大的傻瓜。
I've never been there.Have you ever been there, Ken?
我從未去過。肯，你去過嗎？