“既然…就…”
HSK 5
既然 A，就 B
表示先提出前提，然后根据前提推出结论。
例句
既然你来了，就一起吃饭吧。Jìrán nǐ lái le, jiù yìqǐ chīfàn ba.
Since you're here, let's eat together.
既然决定了，就不要后悔。Jìrán juédìng le, jiù búyào hòuhuǐ.
Since you've decided, don't regret it.
