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	symmetrical symmetrically symmetry sympathetic sympathetically sympathize sympathizer sympathy symphonic symphony symposium symptom symptomatic symptomatically syn- synagogue synapse sync synchronicity synchronization synchronize synchronized swimming synchronous syncline syncopated

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