精细结构常数既是电磁力的“强度标尺”，直接决定带电粒子(如电子、质子)与光子之间相互作用的强弱。
“This is new and fast, and it’s attacking jobs that haven’t been attacked in the past,” Gurley said recently during the On with Kara Swisher podcast. “It’s creating a lot of anxiety, but I don’t know that we can put it back in the bottle.”
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Фото: Ken Cedeno / Reuters