这种新酵母似乎在叫做虫瘿的富含糖份的球状形成物里生气勃勃并自然地发酵。虫瘿是昆虫把虫卵产在树叶上时形成的。

The yeast seemed to thrive and spontaneously ferment in the sugar-rich bulbous formations called galls which arise when insects lay eggs on the tree's leaves.

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这个过程非常像制作啤酒，酵母菌发酵混合物，从而产生乙醇。

In a process much like making beer, yeast ferments the mixture, producing ethanol.

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在酵母粉基础发酵培养基中，添加各种无机离子和游离氨基酸，使其含量与酵母抽提物相同。

The inorganic ions and the amino acids were respectively added to the medium while yeast powder was used as base nitrogen source.

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