Europa and Ganymede are moons of Jupiter.

Europa和Ganymede是木星的卫星。

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Special attention will be given to our sun and moon, as well as the moons of Jupiter and Saturn.

将重点讲解太阳和月亮，还有木星和土星的卫星。

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We can perhaps forgive those who said the moons of Jupiter were produced by Galileo's spy-glass.

那么对于那些把木星的卫星说成是伽利略的小望远镜的产物的人们，我们或许是能够原谅的。

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At first,he thought it was the shadow of one of Jupiter's four big moons.

VOA: special.2009.08.25

Galilei discovered the moons of Jupiter in, mebbe 1608, 1610, something like that.

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Robotic explorers have found evidence of water, a key ingredient for life on Mars and on the moons of Jupiter.

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But the best reason that we have to believe in the moons of Jupiter is that no one has to be prepared to die for them in order for them to be real.

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