origin

这个古老传统的起源是什么？

What is the ___origin of this ancient tradition?

科学家们正在争论地球上生命的起源。

Scientists are debating the ___origin of life on Earth.

这个食谱源自意大利，但已在当地做了改良。

The recipe is of Italian ___origin, but it has been adapted locally.

他有北非血统。

He is of North African ___origin.

你的原籍国是哪里？

What is your country of ___origin?

这些原则适用于所有人，无论其社会出身如何。

These principles apply to all, regardless of their social ___origin.