baker's yeast

bakers-yeast的词性：
n.（名词）

1. A commercial preparation consisting of dried cells of one or more strains of the fungus Saccharomyces cerevisiae , used as a leavening in baking.
面包酵母：包含有一种或多种真菌酿酒酵母 系的干细胞商业制剂，用作烘烤面包的发酵剂