That it was like the Earth’s was confirmed in 2008 on one of Messenger’s fly-bys.

水星磁场同地球的磁场一样，这在2008年信使号的一次近水星飞行中被证实了。

youdao

Such fly-bys give spacecraft a whip-crack of extra speed【3】 on their tour through the solar system.

在太阳系中漫游的宇宙飞船当其靠近地球作低空飞越时，会加上一个额外速度。

youdao

This field was discovered by Mariner 10. That it was like the Earth's was confirmed in 2008 on one of Messenger's fly-bys.

就如同2008年在信使号的一次飞经中确认了地球的磁场，水手10号也就那样发现了水星的这个磁场。

youdao

After a month of fly-bys over the south pole, Lunar Prospector should be able to confirm the presence or absence of water once and for all.

ECONOMIST: Divining water