单词	pentagonal
释义	pentagonpentagon /ˈpɛntəˌgɑn/ noun [countable] math, geometry a flat shape with five sides—pentagonal /pɛnˈtægənl/ adjective
随便看	simple interest simple machine simple-minded simple sugar simpleton simplicity simplification simplified simplify simplistic simplistically simply simulacrum simulate simulated simulation simulator simulcast simultaneity simultaneous simultaneously sin Sinai since sincere

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