“zenith”的概念、定义、翻译、参考文献-科学参考

单词	zenith
释义	zenith [`zē·nǝth] ^ASTRONOMY That point of the celestial sphere vertically overhead.
随便看	focal chord focal distance focal infection focal length focal lines focal plane focal-plane shutter focal point focal power focal property focal radius focal ratio focal seizure focal spot Foch space focometer focus focus control focused collision sequence focused-current log focusing anode focusing coil focusing collector focusing electrode focusing glass

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。