chronicadj.长期的；慢性的；惯常的chronic colitis慢性结肠炎chronic bedrest长期卧床休息Chronic hydrops慢性水肿, 慢性积液Chronic mercury汞chronic symptom慢性症状chronic tetanus[医] 慢性破伤风chronically ill长期病患者chronic vasitis慢性输精管炎chronic aphthae慢性口疮chronic carrier长期带菌者