n.

1. 就职；登基；（权力等的）获得[U]
   On his accession to the throne, he inherited vast estates.

   他一登上王位就继承了大宗财产。

2. 同意；加盟[U][（+to）]
   accession to a request

   对某一请求的同意

3. 增加；增加物[U][C]
   an accession of property

   财产的增加

4. 发作；侵袭；（感情的）爆发
5. 接近；到达[U][（+to）]
   full accession to adult life

   完全成年

6. 【律】财产自然增益

n.

1. the attainment of a position of rank.
2. the formal acceptance of a treaty or joining of an association.
3. a new item added to a collection of books or artefacts.

v.