Ra

来自Big Physics

google

ref

late 19th century: from Latin radius ‘ray’ + -ium.


Ety img ra.png

wiktionary

ref

Ra

Ra (plural Ras)


etymonline

ref

Ra

"hawk-headed sovereign sun god of Egyptian mythology," from Egyptian R' "sun, day."

取自“https://www.bigphysics.org/index.php?title=Ra&oldid=30416”