as·then·o·sphere 
(ăs-thĕnə-sfîr′)
(ăs-thĕnə-sfîr′)n.
A zone of the earth's mantle that lies beneath the lithosphere and consists of several hundred kilometers of deformable rock.
[Greek asthenēs, weak; see ASTHENIA + SPHERE.]
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| 单词 | asthenosphere |
| 释义 | as·then·o·sphere (ăs-thĕnə-sfîr′)n. A zone of the earth's mantle that lies beneath the lithosphere and consists of several hundred kilometers of deformable rock. [Greek asthenēs, weak; see ASTHENIA + SPHERE.] |
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