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SpaceX is about to launch its third-ever Falcon Heavy rocket and according to founder and CEO Elon Musk, it will be the "most difficult launch ever."
“SpaceX”將要進行獵鷹重型火箭的第三次發射，該公司的創始人兼CEO伊隆·馬斯克表示，這將是“有史以來最困難的一次發射”。
That's because the mission will take multiple rocket-engine firings and last about six hours.
這是因為這次發射任務將進行多次火箭發動機點火并持續大約6個小時。
Stacked inside of the rocket are 24 different government and commercial satellites that together weigh about 8,150 lbs.
火箭內部堆放著24顆不同的政府和商業衛星，總重量大約8150磅（約3697千克）。
According to Business Insider, after the behemoth of a rocket launches from the pad, SpaceX has to deploy the two dozen spacecraft into multiple orbits around Earth over several hours.
據“Business Insider”報道，這艘巨型火箭從發射臺發射升空后，SpaceX必須在數個小時內將這24顆飛行器部署在多個環繞地球的軌道上。
譯文屬可可英語原創，未經允許，不得轉載。
