Dichlorocarbene
二氯卡宾
🗣️ 情景例句
Why don't you tell us about your day.
何不告诉我们你这一天过得如何？
Don't forget to write to me.
不要忘记写信给我。
I don't know.I've already had my holiday this year.
我不知道。今年我已度过假了。