Characyeristic
n. 特征
??? 情景例句
What's going on?
怎么樣了？
Yes, we have been interested in new system.
是的，我們對新系統(tǒng)很感興趣。
No, thanks. I've had enough.
不啦，謝謝。我已經(jīng)吃飽了。