If you persevere with something, you keep trying to do it and do not give up, even though it is difficult.
双语例句
例： This ability to persevere despite obstacles and setbacks is the quality people most admire in others.
这种百折不挠、锲而不舍的品质是人们最为钦佩的。
例： a school with a reputation for persevering with difficult and disruptive children.
一所因坚持不懈地管教难管捣蛋的学生而闻名的学校。