Until the 18th century, when the technology for extracting sugar from cane was developed, and 19th century, when we learned how to get it from beets, sugar was only available when the fruit ripened or the bees got busy...
治愈贝佐斯畅想在太空建造自给自足人类栖息地
She has received a number of awards for her work, including the Meyenburg Foundation Award for Cancer Research and the Robert Koch Prize...
随笔杂谈
2024-07-08 16:17:28
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