英 ['sekpɑːr]
美['sekpɑːr]
n.秒差距(天文距离单位之一) new
secpar的英文翻译是什么意思，意思释义：
英英释义
Noun:a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 pght yearssecpar的相关资料：
近反义词
【近义词】parsec
表示天体间距离的单位...临近单词
secy
SEC
Securities Trading System
sec-butyl cyclohexanone
securities and investment
securities market opening
sec.-butyl propionate
securities payable market
Securidaca inappendiculata
securities in sinking fund
securities clearing system
sec-alkyl sodium sulfate