結婚できない

can't get married

→ 結婚
phrase Rare #26,445
can't get married A negative form meaning that marriage is impossible, not allowed, or cannot happen. Depending on context, it can also mean "can't marry someone."
JA: 今は仕事が忙しくて、まだ結婚できない。
EN: I'm too busy with work right now, so I still can't get married.

我々の文化では男は一度にひとりの妻としか結婚できない

In our culture, a man can only be married to one wife at a time.

それでまだ結婚できない

So, you still can't get married?

— コーカサスの虜 (1996)

君が彼女を好きであろうとなかろうと彼女とは結婚できない

Whether you like her or not, you can't marry her.

残念だがお前スーザン結婚できない

Unfortunately, you and Susan can't get married.

私って絶対に結婚できないと思うんだ

I don't think I'll ever be able to get married.