He bellows, rends the air with anguish.他咆哮着，痛苦的喊声划破长空。His job is to blow the bellows for the blacksmith.他的工作是给铁匠拉风箱.You could, I suppose, compare me to a blacksmith's bellows.我想, 你可能把我比作铁匠的风箱....
titanium alloys钛合金Haynes then went on to invent the muffler and different metal alloys.然后,海恩斯接着又发明了消音器及各种不同的金属合金.Brazing of copper, copper alloys, silver and molybdenum etc.钎焊铜及铜合金 、 银、钼等金属.This paper presents a new type...