单词	Potomac
释义	Potomac, thePo‧to‧mac, the /pəˈtəʊmæk/ a river in the east of the US which separates Maryland and Washington, D.C. from Virginia and West Virginia
随便看	pre-owned prep prep. prepackaged prepacked prepaid preparation preparatory preparatory school prepare prepared preparedness prepay pre-pay prepayment preponderance preponderant preponderantly preponderate preposition prepositional prepositional phrase prepossessing preposterous preposterously

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