| 单词 | aplanatic |
| 释义 | Word Frequency aplanatic(ˌæpləˈnætɪk) adjective (of a lens or mirror) free from spherical aberration Derived forms aplanatically (ˌaplaˈnatically) adverb Word origin C18: from Greek aplanētos prevented from wandering, from a-1 + planētos, from planaein to wander |
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