Kc.
n. 千周, 千赫
🗣️ 情景例句
It's a big decision for me, Bill.
对我来说这是个大决定， Bill。
He has spent over six years working in Africa and India.
在非洲和印度工作了六年。
Not all sounds made by animals serve as language.
动物发出的声音不都是用作语言交际。