RA

/ˈrɑː/ 14
radium

noun [专属名词]abbr. 皇家学院(Royal Academy);随机存取(Random Access);研究协会(Research Association);赤经(Right Ascension)

So if the symbol were Coptic, the first symbol would be "ra".
所以如果这个符号是科普特语,第一个符号就是“ra”。

单词造句: