代代

Adverb

 * 1)  over the course of several generations; from generation to generation; down through the generations; through successive generations

Descendants
Others:

Etymology
Reduplication of. Compare 🇨🇬, 🇨🇬.

Noun

 * 1) generation after generation

Usage notes

 * daidai is a more common pronunciation than yoyo.
 * 代代 and are both commonly used, and more so than  and.