English-Chinese/Asthenosphere

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Earth cutaway

The asthenosphere is part of Earth's mantle. It is about 100km to 350km under the surface. It is the lower part of the upper mantle, and behaves as a hot viscous liquid.

软流圈 是 地球的 一部分。表面下 约 100km 至 350km。它是 上地幔的 下部,表现为 热粘性液体。