The food that NASA's early astronauts had to eat in space is a testament to their fortitude.

美国宇航局的早期宇航员在太空中必须吃的食品对他们的韧性是个考验。

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Results from these studies contributed to designs for the parachutes and pressurized suits that fighter jet pilots and early astronauts would wear.

研究的结果却促成了降落伞和供战斗机飞行员和早期的宇航员的穿着的加压服装设计。

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Astronauts in NASA's Mercury Program flew the first American space flights in the early nineteen-sixties.

VOA: special.2011.04.06

Mr. Musk's team hopes to use a version of the same capsule to transport astronauts to the space station as early as 2017.

WSJ: SpaceX's Pioneering Flight Plans

Astronauts were told to prepare for landing at the Kennedy Space Center as early as 7:34 a.m.

CNN: NASA to shuttle: Come home