n.痰;冷静;镇定;迟钝;
例句:
Phlegm is the common pathogenic factor of lung disease.
痰是肺系疾病常见的致病因素.
Slight yellow greasy coating indicates much phlegm and dampness.
微黄厚腻苔--较多内生有形痰湿.
To free ( the throat ) of phlegm by making a rasping sound.
清痰发出粗声使痰脱离 ( 喉咙 )