当您为野餐包装食品时,把冷的食物放在一个有大量的冰的冷却器或商业冻结凝胶中。
When you are packing food for a picnic, place cold food in a cooler with plenty of ice or commercial freezing gels.
当气温下降时,它可能是一个冲击,使你感到更冷。
When the temperature drops, it can be a shock and make you feel even colder.
物理学家费边推断,当星系间的气体冷却时,较冷的气体向星系中心收缩。
The physicist Fabian reasoned that as intergalactic gas cools, the cooler gas shrinks inward toward the center of the galaxy.
When something hot, it's got a higher temperature than when something is cold.
当某样东西是热的时,它的温度,比冷的东西要高。
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