dependence

1. N-UNCOUNT Your dependence on something or someone is your need for them in order to succeed or be able to survive. 依靠

...the city's traditional dependence on tourism. …這個城市對旅遊業的傳統依賴。

2. N-UNCOUNT If you talk about drug dependence or alcohol dependence, you are referring to a situation where someone is addicted to drugs or is an alcoholic. (毒、酒) 癮

French doctors tend to regard drug dependence as a form of deep-rooted psychological disorder. 法國毉生傾曏於將毒癮看作是一種根深蒂固的心理疾病。

3. N-UNCOUNT You talk about the dependence of one thing on another when the first thing will be affected or determined by the second. 依賴

...the dependence of politicians on rich donors to fund their increasingly expensive campaigns. …政客們爲資助他們日益昂貴的競選活動而對富有的捐贈人的依賴。