| 单词 | flashboard | 
| 释义 | flashboard in British English (ˈflæʃˌbɔːd) noun a board or boarding that is placed along the top of a dam to increase its height and capacityAlso called: stop log, stop plank flashboard in American English (ˈflæʃˌbɔrd)  noun  a board or boards placed at the top of a dam to increase the depth or force of the stream | 
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