英语词汇“parsec, pc”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	parsec, pc
释义	parsec, pc 秒差距；天体距离的一种单位。1pc 等于恒星周年视差为1角秒的距离；约等于3.26光年。
随便看	long-fly on horse long focal long focal length long-focal-length long-focal-length camera long focal length camera lens long focal length lens long focal-length lens long-focal length lens long focal length photography long focal-length telemicroscope long focal transducer long foci long focus long-focus long focus lens long-focus lens long-focus magnetic lens long focus objective long-focus objective long-focus optics long focus phase condenser long-focus phase condenser long-focuss long focus technique