Bivariant
[计] 双变量的
🗣️ 情景例句
Well, do we have a date?
怎样 ，我们算是约定了吗？
What's your plan for the summer holiday?
暑假计划干什么？
It must have been a gas that could burn but that would not explode, a gas that did not smell strong, and a gas that did not kill people.
它一定是一种能够燃烧而不能爆炸的气体，一种味道不很强的而且不使人致死的气体。