Noun:

1. a mechanical device that blows a strong current of air; used to make a fire burn more fiercely or to sound a musical instrument

bellowvi.吼叫vt.大声喝道n.吼叫声；风箱，鼓风机，鼓风匣子bellows type风箱式,折箱式bellow forth大声咆哮bellowsgaugen.膜盒压力计bellows gage波纹管压力计bellows seal波纹管式密封,波形密封,膜盒密封bellow frame折棚架bellows gaugen.膜盒压力计bellows sound吹气杂音bellows meter波纹管式差压流量计bellows cover波纹管罩

1. His job is to blow the bellows for the blacksmith.
   他的工作是给铁匠拉风箱。