persistent
🇺🇸
/pərˈsɪstənt/
🇬🇧
/pəˈsɪstənt/
not giving up easily, even when things are hard
Her persistent efforts helped her achieve her goal.
她坚持不懈的努力帮助她实现了目标。
lasting for a long time or happening again and again
The persistent noise made it hard to concentrate.
持续不断的噪音让人难以集中注意力。