例句：

　　The equation of wealth with happiness can be dangerous.

　　把財富與幸福等同起來可能是危險的。

　　Going into the projects alone is dangerous.

　　只身進入公房區(qū)是危險的。

　　It's known as the most dangerous part of the city.

　　人們都認為那是市內最危險的地段。

　　I need hardly tell you that the work is dangerous.

　　這工作很危險，這就不用我說了。

　　It would be dangerous for you to stay here.

　　你待在這兒不安全。