danger和dangerous的区别

danger

1.危险[U][(+of/to)]

He is in danger of losing his job if he goes on like this.

他再这样下去会丢掉工作的.

The wounded policeman is now out of danger.

受伤的警察已经脱离危险.

That's where the real danger lies.

那是真正的危险所在.

2.危险(物);威胁[C][(+of/to)]

They regard overpopulation as a danger to society.

他们把人口过剩看成是对社会的威胁.

dangerous

1.危险的;不安全的;招致危险的[+to-v]

Shooting off firecrackers can be dangerous.

放爆竹有可能导致危险.

都能用，就是用法不一样。主要体现在词性上。

danger,名词。EP:It's a great danger to play with the fire.

那是一个大危险去玩火。

dangerous,形容词。EP: Playing with fire is very dangerous.

玩火是非常危险的。

frightened 可以看作是frighten的过去分词，一般表被动或主观感受。

说“我很害怕“，证明我是被吓的一方，I'm frightened.

如果说，I'm frightening ,则证明我正吓唬别人呢！