flashboard查询结果如下：
音标：['flæʃˌboʊrd] 
名词复数：flashboards
词频：低频词
基本释义/说明：n.插板;闸板
详解 双语句典
英文释义
韦氏词典
英文百科
wiki词典
英文句库
通译比典
noun
‘Collecting activities were seriously curtailed in the 1930s when two _flashboards_ , or risers, were added to the top of the extant concrete dam.’
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独上高台望四海 手揽云月傍天飞， 落叶重重已十月 归鸟凄凄啼心扉。
简典
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