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体育与实时比分
'If we bunt, we win': How the Rays developed a secret weapon
In the era of the long ball, the Rays want to win with something a little closer to home.
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科学与环境
Quantum teleportation breakthrough: Scientists crack a 25-year entanglement challenge
Scientists have developed and experimentally demonstrated a long-sought method for identifying W states, an important form of multi-photon quantum entanglement. The technique could make complex entangled systems much easier to measure, opening new possibilities for quantum telepo
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