Bivariate
[醫(yī)] 二元變量
??? 情景例句
Yes. I have a room booked with you, for three days starting today. Name of Lu, L-U.
是的，我已向你們訂了房間，從今天開始，共三天。姓陸，L-U。
The course of true love never did run smooth.
好事多磨。
What colour are they?
他們是什么顏色的？