Ngó͘-kak-tāi-hā
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Ngó͘-kak-tāi-hā (Eng-gí: The Pentagon) sī Bí-kok kok-hông-pō͘ ê chóng-pō͘, tī Virginia ê Arlington koān, chiàm-tē 20000 m². Ū-sî Eng-gí "the Pentagon" chit-ê sû mā ēng lâi piáu-sī Bí-kok kok-hông-pō͘.