Part of a Soviet-era spacecraft is likely to have re-entered the Earth's atmosphere after being stuck in orbit for more than half a century, the European Space Agency said.
2.最近一年销售收入在5000万元至2亿元（含）的企业，比例不低于4%。
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final chat = await model.createChat(tools: tools);
Sainsbury’s is cutting 300 head office jobs as it restructures its technology team and Argos delivery network, creating more separation between the two businesses.
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