English translation for "第一元"

first age

Similar Words：

"第一语言习得" English translation, "第一语言习得与二语习得的联系" English translation, "第一浴" English translation, "第一预备金" English translation, "第一预选器" English translation, "第一元老" English translation, "第一原理" English translation, "第一原色盲" English translation, "第一原色盲，红色盲" English translation, "第一原体细胞" English translation