"be dependent on"是一个形容词短语,表示“依赖;依靠;取决于”,强调一种状态(即“处于依赖某人/某物的状态”)。
该短语通常遵循“be dependent on + 宾语”的结构,宾语可以是名词、代词,或名词性从句(如what/how等引导的从句)。常见搭配和场景如下:
结构:`be dependent on sb/sth (for sth)`(“因某事/某物依赖某人/某物”)
经济依赖:She is still dependent on her parents for financial support.(她仍依赖父母提供经济支持。)
生活依赖:The elderly man is dependent on a wheelchair to move around.(这位老人依赖轮椅行动。)
情感依赖:Some people become too dependent on their partners for emotional stability.(有些人在情感稳定上过于依赖伴侣。)
结构:`be dependent on + 因素/条件`
工作/项目:The success of the plan is dependent on how well we communicate with the team.(计划的成功取决于我们与团队沟通的效果。)
自然规律:Crop yields are dependent on sufficient rainfall and sunlight.(作物产量取决于充足的降雨和阳光。)
个人选择:Your final grade is dependent on your performance in the final exam.(你的最终成绩取决于你期末考试的表现。)
"be dependent on"是系表结构(be动词+形容词+介词),更强调“依赖的状态”;
"depend on"是动词短语,更强调“依赖的动作/关系”。
例如:
She depends on her sister.(她依赖姐姐。—— 陈述事实)
She is dependent on her sister.(她处于依赖姐姐的状态。—— 强调状态)
"be independent of"(独立于…;不依赖…)
As adults, we should try to be independent of our parents.(作为成年人,我们应努力不依赖父母。)
"be dependent on"的核心是“状态上的依赖/取决于”,常见于描述人际关系、生活需求、因果关系等场景,搭配灵活,是英语中表达“依赖”或“条件关系”的常用短语。