前些天记者天天问，为什么不三亿人都测一遍？现在测试慢慢上来了，又问 “why does it matter”? NND

来源: 高筋粉于 2020-05-12 10:50:47 [旧帖] [给我悄悄话] 本文已被阅读：次

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