Cream of tartar 酒石 , a weak acid, can be added to egg whites to help them foam泡沫 when they are beaten
A、whippedA
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Formerly , in the United States, many nurses worked as private duty nurses rather than in hospitals.
In 1861 it seemed inevitable that the Southern states would break away from the Union.
ThecompanyissuesanannualreporteveryMarch.
In calculating the daily calorie requirements for an individual, variations in body size, physical activity, and age should be taken into account.
All living organisms, regardless of their unique identity, have certain biological, chemical, and physical characteristics in common.
