unhealthy

形容词 unhealthy:

1. not in or exhibiting good health in body or mind
2. detrimental to health
   同义词：insalubrious, unhealthful
3. not conducive to good health

1. The sick boy had an unhealthy flush and must have contracted pneumonia.
   病孩子脸上有一种不健康的红晕，一定是感染上肺炎了。
2. Having a sickly or unhealthy pallor indicative of nausea or jealousy, for example.
   脸色难看的脸色呈病态或不健康的苍白色，可能由恶心或妒忌引起
3. Their slavish devotion to the leader is unhealthy.
   他们对领导的盲目崇拜是不健康的。