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They are no longer light particles.
不再是很轻的微粒。
youdao
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They suggested that all particles had no mass just after the Big Bang.
他们提出大爆炸最初所有的粒子都没有质量。
youdao
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They suggested that all particles had no mass just after the Big Bang.
他们提出大爆炸最初所有的粒子都没有质量。
youdao