cautionary
🇺🇸
/ˈkɔːʃəneri/
🇬🇧
/ˈkɔːʃənəri/
Something that warns or advises people to be careful.
The teacher gave a cautionary talk to the students about the dangers of drug use.
老师给学生们做了一个关于药物使用危险的警示性讲话。