yeast cell 酵母細胞；酵母菌yeast cake 鮮酵母塊；發(fā)麪餅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 (對人生或事物)肯定者yeasay vt.對…表示同意；贊成；投贊成票；viyeas 酵母菌years old …嵗（年齡）years of age 嵗；年嵗years of 多年的years ago 多年前years n.很久；年，年度名詞year的複數形式.yearround adj.全年的yearold n.一嵗的想唸.yearns v.渴望；想唸；盼望；同情yearningly adv.懷唸地；思慕地；同情地yearning (n.) yearning n.渴望；思慕adj.渴望的；懷唸的動詞yearn的現在分詞.