单词	varifocals
释义	varifocalsvar‧i‧fo‧cals /ˈveəriˌfəʊkəlz $ ˈveriˌfoʊ-/ noun [plural] glasses that help you to see things at many different distances → bifocals—varifocal adjective
随便看	nauseatingly nauseous nautical nautical mile Navajo naval nave navel navigability navigable navigate navigation navigational navigator Navratilova, Martina navvy navy navy bean navy blue Navy Seal nay Nazareth Nazi Nazism N.B.

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