dependence /dɪˈpɛndəns/ noun Learner's definition of DEPENDENCE
: the state of being dependent依靠;依赖: such as
a : the state of needing something or someone else for support, help, etc.依靠,依赖(…的支持、帮助等) —
+ on or upon [noncount]
[singular]
b : the state of being addicted to alcohol or a drug对酒精或毒品的)依赖,瘾 [noncount]
[singular]
—
usually + on