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graben
释义
WordReference Random House Unabridged Dictionary of American English © 2024
gra•ben
(grä
′
bən),
USA pronunciation
n.
Geology
a portion of the earth's crust, bounded on at least two sides by faults, that has dropped downward in relation to adjacent portions. Also called
rift valley.
Cf.
horst.
German: ditch
1895–1900
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bst
b.s.t. and i.e.
b star
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b supply
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bt
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btec
bth
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btu
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bu
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更新时间:2026/5/8 9:31:16