| 单词 | prime focus |
| 释义 | prime focusSEE SYNONYMS FOR prime focus ON THESAURUS.COM nounthe focal point of the objective lens or primary mirror of a telescope Words nearby prime focusprimavera, primaveral, prime, prime cost, prime field, prime focus, prime ideal, prime interest rate, primely, prime meridian, prime minister Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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