The Earth's crust is thought to be divided into huge, movable segments, called plates, which float on a soft plastic layer of rock.

人们认为地壳分成了巨大的、可移动的部分，称为板块，这些板块漂浮在柔软可塑的岩石层上。

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It is broken into several large pieces called plates, which effectively float on the liquid mantle.

它分为几个大的小块称为板材，有效地漂浮在液体地幔。

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The crust and the very top part of earth's next layer, the mantle, are divided into huge sections, called plates.

地壳和地球下面的地幔的顶部，分为巨大的块，叫做板块。

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Indonesia is on the so-called Pacific Ring of Fire where several tectonic plates meet and often cause earthquakes.

VOA: standard.2009.09.03

The use of maillechort, a tarnish-resistant, creamily beautiful but easily marred alloy of copper, zinc and nickel, sometimes also called "German silver, " for the plates and bridges is a case in point.

FORBES: It's About Time

Whilst on the look out for antique photographic books he came across a French stereoscopic camera called a Jumelle Bellieni, and nestled within he discovered a number of glass plates.

BBC: Uncovering the past