This churning molten core generated a powerful magnetic field.

这个搅动的熔核产生了一个强大的磁场。

But luckily, we've got a secret weapon on our side: Earth's swirling, molten core.

幸运的是，我们周围有个秘密武器：地球的漩涡，融化的铁磁心。

Just like Earth, Mars once had a molten metallic core, generating a magnetic field around the planet.

就像地球一样，火星曾经也有一个熔融的金属核心，在行星周围产生了磁场。

But unfortunately, Earth wouldn't have a protective magnetic field without the hot molten core.

但不幸的是，如果没有炽热的熔融地核，地球将不会有保护磁场。

But from the inside the planet is still heated by its molten core.

但地球中心的核心仍然持續加溫。

Fortunately, the earth is protected from its radiation by a magnetic shield, a kind of force field generated by our molten iron core.

幸运的是, 地球由于磁屏障而免受辐射, 这是一种由我们的核心产生的磁场力屏障。

Here, at the Clepsydra Geyser, cold water flows into tight crevices in Yellowstone's molten core and explodes into steam.

在这里， 在 Clepsydra 间歇泉处，冷水流入黄石国家公园熔岩核心的紧密缝隙中，然后爆炸成蒸汽。

15 BGeologists consider the earth as having a molten core, surrounded by a semi-molten mantle and a brittle, outer skin.

B.地质学家认为，地球有一个处于熔融状态的内核，内核周围包裹着半熔融状态的地幔和一层脆 弱的外壳。

The Earth has a strong magnetic field created by its hot molten core – or centre – and this protects us from the Sun's harmful solar winds.

高温地核内的熔融物质为地球创造了一个磁场，它可以帮我们避开有害的太阳风。