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来源:雅诚德英语网
During the day, heat from the Sun can be conducted into these materials and stored to be released at night.
在白天,来自太阳的热量可以被传导到这些材料中储存起来,在晚上释放。
During the day, heat from the Sun can be conducted into these materials and stored to be released at night.
在白天,来自太阳的热量可以被传导到这些材料中储存起来,在晚上释放。