But the airplane only weighs 3, 500 pounds loaded for flight, about 499, 000 pounds less than the 787.

但是飞机负载机重仅3 500磅(约1587公斤)，远比波音787小的多。

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Dragon will be loaded with a payload of 1200 pounds, including supplies for the astronauts, equipment, and scientific experiments.

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Expected to weigh roughly 1.2 million pounds, the combination would roughly match the maximum takeoff weight of the largest, fully loaded Airbus A380 superjumbo plane, but the wings would be more than 120 feet longer than those of the Airbus A380.

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Out in the field, once a solider is fully loaded down with weapons, ammunition, and equipment, he can be shouldering over a hundred pounds.

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