The angular “blade” is gone from both the open-fit Galaxy Buds 4 and silicone-tipped Galaxy Buds 4 Pro. That stem is now a flat panel with a thin metal cover, but it’s still called the blade (thanks, Samsung). And thank the gods, the gimmicky blade lights on the last Pro model are now gone. The Galaxy Buds 4 and 4 Pro both have an indented area that accepts both swipes and presses for the onboard controls, a design choice that makes that area easy to find by touch alone. Aside from that, the overall shape of both Galaxy Buds 4 models remains mostly the same, and they’re both pretty much the same size too.
New analysis of Apollo Moon samples finally settles debate: « For decades, scientists have argued whether the Moon had a strong or weak magnetic field during its early history (3.5 - 4 billion years ago). Now a new analysis shows that both sides of the debate are effectively correct. »
，这一点在91视频中也有详细论述
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