4. There is evidence to suggest that yeasts - a type of fungus - were being used to produce the alcoholic drink mead as long ago as 9,000 years ago 4、有证据表明,早在9000年前,酵母就被用来生产酒精饮料,酵母就是一种真菌。 5. At least 350 species are consumed as foods including truffles...