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Mass die-offs rising among farmed salmon
NASA recently ended a manned mission to the International Space Station (ISS) a month early, citing a medical issue with one of the astronauts. The space agency just revealed that the impacted astronaut was Mike Fincke. This was the first medical evacuation in the history of the ISS.，推荐阅读爱思助手下载最新版本获取更多信息
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