单词	Pascal's triangle
释义	Pascal's triangle noun Pas·​cal's triangle pa-ˈskalz-  pä-ˈskälz- : a system of numbers arranged in rows resembling a triangle with each row consisting of the coefficients in the expansion of (a + b)n for n = 0, 1, 2, 3,  … Word History First Known Use 1886, in the meaning defined above
随便看	spondylitises spondylium spondylo- Spondylocladium spondyloid spondylolistheses spondylolisthesises spondylolisthesisses Spondylomorum spondyloses spondylous spondyls spondylus sponge sponge bag sponge bath sponge boat sponge cake sponge cloth sponge crab sponge finger sponge fly sponge glass sponge gourd sponge hook

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