barm /ˈbɑrm/
泡狀酵母
Barm, n. The lap or bosom. [Obs.]
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Barm n. Foam rising upon beer, or other malt liquors, when fermenting, and used as leaven in making bread and in brewing; yeast.
barm
n : a commercial leavening agent containing yeast cells; used to
raise the dough in making bread and for fermenting beer
or whiskey [syn: yeast]