unhealthy

1. ADJ Something that is unhealthy is likely to cause illness or bad health. (物) 不利健康的

Avoid unhealthy foods such as hamburgers and fries. 避免不健康的食物，如汉堡包和炸薯条。

2. ADJ If you are unhealthy, you are sick or not in good physical condition. (人) 不利健康的

...a pale, unhealthy looking man. …一个面色苍白、看上去不健康的男人。

3. ADJ An unhealthy economy or company is financially weak and unsuccessful. (经济或公司) 不景气的

If you have an unhealthy economy, the poor will get hurt worst because they are the weakest. 如果经济不景气，穷人将遭受最大打击，因为他们是最弱的群体。

4. ADJ If you describe someone's behaviour or interests as unhealthy, you do not consider them to be normal and think they may involve mental problems. (行为、兴趣) 不正常的

Frank has developed an unhealthy relationship with these people. 弗兰克和这些人发展了不正常的关系。