a leaven of dough in which fermentation is active; used by pioneers for making bread
a settler or prospector (especially in western United States or northwest Canada and Alaska)
例句
用作名词 (n.)
Seal it and store in a refrigerator for at least a week before making it into pies with a sourdough pastry. 将其密封好,放入冰箱至少保存一个星期,之后,用酵母馅饼皮把它做成馅饼。
All tufei sourdough breads are raised by our wild yeast starters where no commercial yeast is added throughout the long fermentation process. 所有土匪天然酵母面包均培养自我们的天然酵母面包种,在漫长的发酵过程中绝无添加任何商用酵母或化学剂。