名词
1. 附属国;附属地;托管地
A dependency is a country which is controlled by another country.
2. （尤指过分或不利的）依靠，依赖
You talk about someone's dependency when they have a deep emotional, physical, or financial need for a particular person or thing, especially one that you consider excessive or undesirable.
3. (对酒精、毒品等的)依赖，瘾，癖
If you talk about alcohol dependency or chemical dependency, you are referring to a situation where someone is an alcoholic or is addicted to drugs.
1. a geographical area politically controlled by a distant country
Synonym: colony
2. the state of relying on or being controlled by someone or something else
Synonym: dependencedependance
3. being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)