4周搞定2000+托福核心词
geomagnetic = geo(地理) + magnet(磁) + ic(…的) = 地磁的
magnetite = magnet(磁) + ite(人或物) = 磁铁矿
academic = academ(学院) + ic(…的) = 学院的
acidic = acid(酸) + ic(…的) = 酸的
磁的
magnetic
常考释义
adj. 磁性的;磁的
The electrically charged gas particles are affected by magnetic forces.
这些带电气体粒子都受磁力的影响。
You've probably heard of NMR, nuclear magnetic resonance.
你们可能听说过NMR,即核磁共振。
来自《生物医学工程探索第21集》
图片源自网络
Now, the other navigation system for the mole rat relies on Earth's magnetic field.
接下来,盲眼鼹鼠的另一种导航系统是根据地球磁场定位。
来源于:听力OFFICIAL35 L2Mole rats have the ability to sense the magnetic field and use it to orient themselves directionally.
鼹鼠可以感知到地球的磁场,并用它来确定方向。
来源于:听力OFFICIAL35 L2Earlier experiments have used a more generic habitat, basically a wide open circle, which was originally designed to test magnetic navigation in other animals.
早期实验用了一个更普遍的装置,基本上是一个开放的圆形,本来是用作测试其他动物的导航的。
来源于:听力OFFICIAL35 L2Then in the second part of the experiment, the magnetic field was altered but only for the trip home, a specially constructed set of magnets was used to shift the magnetic field around the habitat 19 degrees eastward.
接下来在第二种情景中,返巢时的磁场被改变了。一种特殊设置的磁铁会把鼹鼠巢穴周围的磁场向东偏离19度。
来源于:听力OFFICIAL35 L2Well, it turns out that the magnetic shift had no impact on the return route of the blind mole rats after a short trip.
结果是,磁场的改变并不影响盲眼鼹鼠的短途返巢。
来源于:听力OFFICIAL35 L2This was strong evidence that blind mole rats use magnetic navigation only for longer trips.
这是证明盲眼鼹鼠只在长途路途中使用磁场导航的有力证据。
来源于:听力OFFICIAL35 L2So on a long trip, a magnetic navigation system is better, more useful, since earth's magnetic field is stable, a constant, a more reliable indicator of direction!
所以在长途旅行中,磁场导航系统更好,更实用,因为地球的磁场是稳定持续的,是一个可靠的方向指示器!
来源于:听力OFFICIAL35 L2So we're thinking that albatross could make use of two different kinds of compasses if you will, a magnetic compass and a celestial compass.
所以我们认为信天翁可能利用了两种不同的指南针(如果你愿意这么称呼的话),磁罗盘和天文罗盘。
来源于:听力OFFICIAL47 L3The magnetic compass somehow makes use of Earth's magnetic field, much the way a standard compass does.
磁罗盘在某种程度上利用的是地球磁场,差不多像标准罗盘仪那样。
来源于:听力OFFICIAL47 L3But to prove this, we would have to find some kind of magnetic sensory organ in birds. And we are not sure that we have.
但为了证明这点,我们得在鸟的器官里找到某种磁场感应器官。我们不确定我们是否找到了。
来源于:听力OFFICIAL47 L3In addition, the Galileo spacecraft discovered that Ganymede has a magnetic field, the signature of a partially molten interior.
此外,伽利略号宇宙飞船发现木卫三有一个磁场,意味着它的内部已经部分熔融了。
来源于:阅读OFFICIAL42 P3In 1832, the year of Michael Faraday’s discovery that a changing magnetic field produces an electric field, a young French engineer patented a new and more efficient waterwheel.
在1832年,当Michael Faraday发现了变化的磁场能够产生电场理论时,一位年轻的法国工程师申请了一种新型的更有效率的水轮专利。
来源于:阅读OFFICIAL29 P3Well, geomagnetic activity, the natural variations in Earth’s magnetic field, it fluctuates in 11-year cycles.
嗯,地磁运动,即地球磁场的自然运动,它的周期就是11年。
来源于:听力OFFICIAL18 L2And astronomers did eventually figure out what sunspots had to do with magnetic fields.
最终,天文学家发现了太阳黑子与地球磁场之间的关系。
来源于:听力OFFICIAL18 L2And the fact that sunspots are magnetic fields accounts for their dark appearance.
实际上太阳黑子解释了为何太阳表面在观测中呈现出深黑色,
来源于:听力OFFICIAL18 L2That’s because magnetic fields reduce the pressure exerted on the gases inside of them, making the spots cooler than the rest of the Sun’s surface.
原因是太阳地磁场减轻了它们内部的气体施加的压力,使得太阳表面的黑子比其余地方的温度低。
来源于:听力OFFICIAL18 L2By the early thirteenth century,Western Europeans had also developed and put into use the magnetic compass, which helped when clouds obliterated both the Sun and the stars.
13世纪初,西欧人也发明并开始使用磁罗盘,在云彩遮挡住太阳和星星的情况下帮助他们辨识方向。
来源于:阅读OFFICIAL17 P1adj. 有吸引力的;有魅力的
He has the most magnetic personality of anyone I have met.
在我遇见的人当中,他最具人格魅力。
adj. 磁体的
Magnetic recording tape is important evidence.
录音磁带是很重要的证据。
adj. 可磁化的
adj. 地磁的
magnetic field
磁场
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