determined to do something despite difficulties, especially when other people are against you and think that you are being annoying or unreasonable执着的；不屈不挠的；坚持不懈的
How do you deal with persistent salesmen who won't take no for an answer?你怎么对付那些志在必得、一直纠缠下去的推销员？🔊🔊
a persistent offender(= a person who continues to commit crimes after they have been caught and punished)惯犯
She can be very persistent when she wants something.她想要得到什么东西时会非常执著。
Extra Examples
Beware of these people's persistent sales techniques.当心这些人的持久销售技巧。
He introduced a plan for dealing with persistent offenders.他提出了一个对付惯犯的计划。
continuing for a long period of time, or repeated frequently, especially in a way that is annoying and cannot be stopped连绵的；持续的；反复出现的synonymunrelenting
Persistent heavy rain held up work on the bridge for more than a week.持续的大雨耽搁了桥梁作业超过一周。
The most common symptom is a persistent cough.最常见的症状是持续不断的咳嗽。
I can’t take much more of this persistent criticism.我不能再忍受这种持续的批评。
He resigned over persistent rumours of his affair with an actress.他辞职是因为一直谣传与一位女演员有染。
Famine is a persistent problem in many parts of the world.在世界许多地方，饥荒是一个持续存在的问题。
Extra Examples
The weeds were very persistent.野草的生命力很强。
a stubbornly persistent unemployment problem顽固持久的失业问题
Conflict is a common and persistent feature of society.冲突是社会的共同和持久特征。
Ear problems that are particularly painful or persistent should always be checked.应始终检查特别痛苦或持续的耳朵问题。
He resigned over persistent rumours of his part in the scandal.一直有传言称他卷入了那桩丑闻，他因而辞职。
Persistent pressure from the water authority forced the company to comply with the rules.水务当局的持续施压迫使这家公司遵守规定。
Poor maths teaching was a persistent problem in schools.数学教学差是学校的一个长期问题。
The problem of persistent shortages of food was turning into a crisis.持续的粮食短缺问题正在演变为危机。
There is a persistent tendency for wage costs to continue to rise.工资成本一直存在持续上升的趋势。
There were persistent reports of gross human rights abuses.持续有关于严重侵犯人权行为的报道。