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单词 berm
释义 berm
[bǝrm]
CIVIL ENGINEERING
A horizontal ledge cut between the foot and top of an embankment to stabilize the slope by intercepting sliding earth.
GEOLOGY
1. A narrow terrace which originates from the interruption of an erosion cycle with rejuvenation of a stream in the mature stage of its development and renewed dissection.
2. A horizontal portion of a beach or backshore formed by deposit of material as a result of wave action. Also known as backshore terrace; coastal berm.
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