单词	rhombus
释义	rhombusrhombus /ˈrɑmbəs/ noun [countable] Etymology ETYMOLOGYrhombus Origin: 1500-1600 Latin Greek rhombos math, geometry a flat shape with four equal straight sides, especially a shape that is not a square
随便看	backstroke backtalk back-to-back backtrack backup backward backwardly backwardness backwash backwater backwoods backwoodsman backyard bacon Bacon, Francis Bacon, Sir Francis Bacon's Rebellion bacterial bacteriological bacteriologist bacteriology bacteriophage bacterium Bactrian camel bad

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