heptagonal
heptagonal
/hepˈtægənl; hɛp`tæɡənl/ adj.
牛津英汉双解词典
edrTRBnvbvbfdvEzudIdQg1m88q5imAx0fJs98kZOqu6gcmlb31bzg
de0791eac6583858f40fb66d23c76f90
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