Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/471cefb8af3700dc914b234c91a6675d.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58
arc sec英英字典_arc sec剑桥英语解释_arc sec柯林斯英文解释_食材鋪反向词典
食材鋪反向词典

arc sec

A 开头单词

柯林斯词典

    arcsec /ˈɑːksɛk/ (also arc second)

  • 1. N of a degree of an angle 角秒; 一度的三千六百分之一

    • 返回 arc sec