If you went outside at night,you may be in danger(或者get in danger).
正式一些的说法(比如你想写的这个不是口头话语,而是某种形式的通知、告示的话),遇到危险应该用encounter risks
If you went outside at night,you may be in danger(或者get in danger).
正式一些的说法(比如你想写的这个不是口头话语,而是某种形式的通知、告示的话),遇到危险应该用encounter risks