Doppio
（音乐术语）成倍，双重
🗣️ 情景例句
We haven't had any complaint of this kind. Is there any evidence.
我们还从未听过这样的抱怨。有什么证据呢？
Thank you for coming to see me off.
谢谢你来为我送行。
His vanity was hurt by their talking so frankly.
他们坦率的谈话伤害了他的虚荣心。