expectorates
v. 咳出,吐痰( expectorate的第三人称单数 )
The patient expectorates mucus each morning shortly after rising.
患者每天清晨起床不久,就咳出粘液.
The patient coughs very often and expectorates foul smelling grayish sputum.
这个病人常常咳嗽,并且吐出灰色的臭痰.
This drug expectorates quickly.
这种药能够祛痰.