Bifunctional
a. 具有两种(截然)不同功能的
🗣️ 情景例句
So does the sound.
这些声音也是。
To love and to be loved is the greatest happiness of existence.
爱人和得到人爱是人生最大的幸福。
The brothers differ from each other in their interests.
这几个兄弟各有所好。