dangerous的名词为danger，其意思是危险、危险物、威胁，例如“gipsy danger”的意思为危险流浪者、吉普赛危机，“danger points”意思是危险点；dangerous为形容词，其意思是危险的、险峻的、居心叵测的等，例如“dangerous chemical”意思为危险化学品。

相关例句：

1、The hospital says she's out of immediate danger.

医院说她眼下已没有危险。

2、How many factory workers are in danger of losing their jobs?

有多少产业工人可能失业？

3、There is a danger of becoming too dogmatic about teaching methods.

在教学方法上存在着过分教条主义的危险。

4、I must have been blind not to realize the danger we were in.

当时我一定是眼瞎了，竟然没有意识到我们所处的危险。

5、People are becoming more sensitized to the dangers threatening the environment.

人们对危害环境的各种因素有越来越强的意识。