英语词汇polyzonal lens怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	polyzonal lens
释义	Definition of polyzonal lens in English: polyzonal lens noun historical Fresnel lens. Origin Early 19th century. Definition of polyzonal lens in US English: polyzonal lens noun historical Fresnel lens. Origin Early 19th century.
随便看	at full pelt (at) full pelt at (full) speed at full speed at (full) strain at full strain at (full) strain at full stretch at full stretch at full throttle (at) full tilt at full tilt (at) full tilt at grade at grade at grass at grass at great cost at great length at gunpoint at gunpoint Athabasca River Athabaskan at hack at hack

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Definition of polyzonal lens in English: