多危险

how dangerous

→ 多
phrase Rare #22,169
how dangerous 多 + adjective expresses the degree of a quality, often in the sense of “how [adjective].”
CH: 你不知道这里多危险。
EN: You don't know how dangerous it is here.

还把你妹也带出来外面多危险

You even brought your little sister out—it's so dangerous outside.

— 流浪地球 (2019)

我就是要看看有多危险

I just want to see how dangerous it is.

— 警察故事 (1985)

要是我早知道,我一定得警告你这有多危险

If I’d known earlier, I definitely would have warned you how dangerous this was.

— 吾栖之肤 (2011)

你不知刚才多危险

You have no idea how dangerous that was just now.

— 无间道 (2002)

你完全不考虑她处境有多危险?

Do you not consider how dangerous her situation is at all?

— 色‧戒 (2007)

你知道那多危险啊

You know how dangerous that is.

— 地球上的星星 (2007)