possession/ pə'zεʃən /

1.noun [u] 
(act,state) 拥有

2.n pl
possessions 财产

to be in possession of sth
 [frm] [+facts,information,documents] 掌握某事
to take possession of sth
 [军] 占领某处
3.n pl [new owner+] 
获得某物

to be in the possession of sb
被某人所拥有