Doppio
（音樂術語）成倍，雙重
??? 情景例句
then you've got to smile first.
你就得先笑一笑。
I wonder how many girl friends he's got.
我不知道他有多少女朋友。
No, it isn't yours! said Miss Yang.
“不，不是你的書！”楊小姐說。