wholly-owned
adjective business specialized (also wholly owned) uk/ˌhəʊl.liˈəʊnd/ us/ˌhoʊl.liˈoʊnd/
（公司）完全被另一公司拥有的
relating to a company that is completely owned by another company or organization
Newnham College Library Company Limited is a wholly-owned subsidiary ofNewnham College, Cambridge. 纽纳姆学院图书馆有限公司是剑桥纽纳姆学院的全资附属公司。