persistent
US /pɚˈsɪs.tənt/
UK /pɚˈsɪs.tənt/
1.
坚持不懈的, 持续的, 顽强的
continuing firmly or obstinately in a course of action in spite of difficulty or opposition
:
•
She was persistent in her efforts to learn English.
她坚持不懈地学习英语。
•
His persistent questioning eventually led to the truth.
他坚持不懈的追问最终揭示了真相。
2.
持续的, 顽固的, 持久的
(of an unwanted phenomenon) continuing to exist or occur over a prolonged period
:
•
The persistent cough kept him awake all night.
持续的咳嗽让他整夜未眠。
•
We need to find a solution for this persistent problem.
我们需要找到解决这个持续存在的问题的方法。