Dicyanine
[化] 双菁
🗣️ 情景例句
I am.
我饿了。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
They will add a couple of days to our shipping date.
那要多个二、三天才能出货哦。