Astronomers did eventually figure out what sunspots had to do with magnetic fields.

天文学家最终确实发现了太阳黑子与磁场的关系。

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The top secret documents had to do with the most advanced military equipment.

这些绝密文件涉及最先进的军事装备。

《柯林斯英汉双解大词典》

They had to do with the riddle of his existence.

他们必须解开他的存在之谜。

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Another Emperor Norton decree had to do with the name of the city.

VOA: special.2009.12.14

In American history our reform crusades have usually had to do with one of several objects or purposes or problems.

在美国历史上我们为理想而进行的改革,通常与如下几个目的,或意图,或者问题之一有关联

耶鲁公开课 - 美国内战与重建课程节选

The defenses had to do with necessity, their dire circumstance, and, implicitly at least, the idea that numbers matter.

有人说他们在那样的处境下，不得已而为之，并且暗含了“人数重要“的理念。

耶鲁公开课 - 公正课程节选

And the indoctrination had to do with anti-parent themes, anti-Biblical themes, anti-education themes, anti-academic themes.

NEWYORKER: Leap of Faith

"Part of that had to do with our limited resources, quite frankly, " she says.

NPR: Feds Fight Rampant Medicare Fraud in South Florida

Weakness in the performance chemical unit had to do with weak market demand across the globe.

FORBES: DuPont And A Hungry World Offset Chemicals Weakness; Dividend Hiked, Outlook Reaffirmed