yeast cell 酵母細(xì)胞；酵母菌yeast cake 鮮酵母塊；發(fā)面餅yeast assimilable nitrogen yeast (n.) yeast n.酵母；發(fā)酵劑vi.發(fā)酵；起泡沫yeasaying 抱積極態(tài)度的,肯定的yeasayer (對(duì)人生或事物)肯定者yeasay vt.對(duì)…表示同意；贊成；投贊成票；viyeas 酵母菌years old …歲（年齡）years of age 歲；年歲years of 多年的years ago 多年前years n.很久；年，年度名詞year的復(fù)數(shù)形式.yearround adj.全年的yearold n.一歲的想念.yearns v.渴望；想念；盼望；同情yearningly adv.懷念地；思慕地；同情地yearning (n.) yearning n.渴望；思慕adj.渴望的；懷念的動(dòng)詞yearn的現(xiàn)在分詞.