Codifferential
上微分
🗣️ 情景例句
We have two and a half hours.
还有两个半小时。
It took me an hour to walk there.
走到那里花了我一小时。
But I was delighted to be able to say words that my family and a few friends could understand.
是，我却感到欣喜，能够说出我家里人和一些朋友可以理解的词语。