hand on有哪几个意思？

hand on:

依次传递

例句与用法:
1. Please hand on the document to others.
请把这份文件依次传递给他人。

2. I cut my hand on some broken glass.
碎玻璃割伤了我的手。

3. She gestured her disappointment by laying her hand on her forehead.
她把手放在额头上，以表示失望。

4. Please hand on the magazine to your friends.
请把这本杂志传给你的朋友们看。

5. He's scratched his hand on a nail.
他的手让钉子刮破了.

应该没有代代相传的意思
hand down（tr）授予或传下去（指传统/信息/所有物等）：
This legend has been handed down from father to son．
这一传说代代相传。

代代相传 pass on from one generation to the next

打电话是的hand on是稍等的意思

hand on
To turn over to another.
转交给另外的人

代代相传，这个不是很确定...