Differentiating
[计] 微分的
🗣️ 情景例句
Yes, I have been working in an advertisement company in the last two years.
是的，在过去两年里，我一直在一家广告公司工作。
Did you work all day?
你整天工作吗？
I once spend an uncomfortable weekend which I shall never forget at his house.
有一次，我在他家里度周末，过得很不愉快。这事我永远不会忘记。