When the magnetic field is at its strongest, and sunspots at their most plentiful, they cluster close to the equator.

当磁场最强，太阳黑子最丰富的时候，它们会聚集在赤道附近。

youdao

Up until now we've waited until we see the magnetic field erupting.

目前，我们一直在等待太阳磁场的爆发。

youdao

At the end of a cycle, the magnetic field rapidly reverses its polarity.

在周期的最后，磁场的两极快速翻转。

youdao

He says that, when researchers changed the magnetic field, the butterflies were no longer able to find their way.

VOA: special.2010.04.27

And what can happen is that this cartoon shows that if you put a magnetic field on liquid oxygen, that liquid oxygen would be drawn towards the magnetic field.

能够发生的就是,在动画里有所体现,如果你把液氧放在磁场中，液氧会被吸起来,朝着磁场的方向。

麻省理工公开课 - 固态化学导论课程节选

For example, the hall prove to measure the magnetic field of a crack caring club.

比如，他们准备测量,某个地方的磁场。

麻省理工公开课 - 媒体、教育、市场课程节选

It would be nice to test this directly by measuring the magnetic field of a pulsar.

ECONOMIST: Pulsars

Moreover, there is (controversial) evidence of a long-term weakening trend in the magnetic field strength of sunspots.

FORBES: To The Horror Of Global Warming Alarmists, Global Cooling Is Here

One of them, iTesa, is to record the magnitude of the magnetic field around the phone during orbit.

BBC: Smartphone fired into space to see if screams can be heard