Dicyanide
[化 ]二氰化物
🗣️ 情景例句
I can't figure out why he quit his job.
我不能理解他为什么要辞职。
When can we expect its delivery?
什么时间能发货呢？
As soon as he had got into the car, I said good morning to him in French and he replied in the same language.
他一上车，我就用法语向他问早上好，他也同样用法语回答我。