TA的每日心情![](source/plugin/dc_signin/images/emot/1.jpg) | 开心 2023-4-4 00:13 |
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Discover Magazine will amaze you, enlighten you, and open your eyes to the awe and wonder of science and technology. Discover reveals secrets, solves mysteries, and debunks old myths. Discover shares new findings and shows you what makes our universe tick.
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