单词	Helvellyn
释义	Helvellyn geographical name Hel·​vel·​lyn hel-ˈve-lən  mountain 3118 feet (950 meters) high in Cumbria, northwestern England, southwest of Ullswater
随便看	optimizers optimizes optimizing optimum optimums opting opting (for) opting for opting in opting out option option to buy optional optional pass optional referendum optional writ optionalities optionality optionalize optionally optionals optionary optioned optionees optioning

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