Solid geometry has enabled astronomers to calculate the positions of the heavenly bodies relative to one another.
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Alllivingorganisms,regardlessoftheiruniqueidentity,havecertainbiological,chemical,andphysicalcharacteristicsincommon.
Cream of tartar 酒石 , a weak acid, can be added to egg whites to help them foam泡沫 when they are beaten
ThefuturesurvivalofthebaldeagleisstillanimportantAmericanecologicalconcern.
In calculating the daily calorie requirements for an individual, variations in body size, physical activity, and age should be taken into account.
Peoplewhodonotsleepenoughtendtobecomeirritable.
