Translation of "Origins" in Chinese

I have French nationality but Vietnamese origins.

我是法国籍的，但我是越南人。

What are the origins of the Olympics?

奥林匹克的起源是什么？

Because of its origins, Canadian English has features of both American and British English.

由於它的起源，加拿大英語具有美國英語和​​英國英語兩者的特色。