aggradation
/ˌægrəˈdeɪʃən/noun
mass noun
- Geology the deposition of material by a river, stream, or current【地质】加积, 淤高, 沉积。
词源
late 19th cent.: from AG- (expressing increase)+(de)gradation.
单词 | aggradation |
释义 | aggradation/ˌægrəˈdeɪʃən/noun mass noun
词源 late 19th cent.: from AG- (expressing increase)+(de)gradation. |
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