Bifunctional
a. 具有两种(截然)不同功能的
🗣️ 情景例句
Chocolate?
巧克力？
What kind of climate do you have?Is it cold?
你们那里的天气怎么样？很冷吗？
The old lady was glad to be back at the block of flats where she lived.
老妇人回到了她居住的公寓楼，心里很高兴。