devolve on

1.Upon his retirement, the business devolved on his son.

他退休时, 意由儿子接管。

2.When the President is ill, his duties devolve on the Vice-President.

总统时, 其职责由副总统代理。

3."While Mr White was ill, most of his work devolved on his nephew."

"怀特先间,他大部移交给了他侄子。"