危险的英语是 dangerous。例句:

That cpff is very dangerous. You shouldn't go near it.
Handpng explosives is a dangerous job. You need to be very careful.
Driving at high speeds can be dangerous, especially in bad weather or on unfamipar roads.

另外,risky 也可以用来表示危险。例句:

Skateboarding on the roof is a risky activity. You could easily fall and hurt yourself.
Investing in the stock market can be risky. You could lose money if the stock price goes down.

希望这些信息对你有帮助。