单词	fan vault
释义	fan vault noun : a Gothic vault in which the ribs from each springer spread out like the vanes of a fan fan vaulting noun Word History First Known Use circa 1901, in the meaning defined above
随便看	dust storm dust well dust whirl dust wrapper dust-tight dustband dustbin dustbins dustblu dustbox dustcarts dustcloth dustcloths dustcoat dustcover dustcovers dusted dusted off dusted target duster dusters dustheap dustheaps dustier dustiest

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