And not just man. The whole Earth was made from dust particles in orbit around the primitive sun, as were all the other solid objects in the solar system.

而且不仅仅人是尘土造的，包括地球在内的、整个太阳系的固体物质都是由环绕早期太阳的尘埃造的。

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Similarly, our own present primitive chemical rockets, though good enough to orbit men.

同样，我们目前使用的原始化学火箭，虽然把人送入轨道。

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On Oct. 4, 1957, a primitive, 100-pound metal ball was sent hurtling into orbit around Earth, beeping back radio signals like taunts.

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