n.

1. 相传；转移；委付
2. 中央政府权力下放
3. 【生】退化

n.

1. the devolving of power by central government to local or regional administration.
2. Law  the legal transfer of property from one owner to another.
3. formal descent or degeneration to a lower or worse state.
   ▸Biology  evolutionary degeneration.