再接再厉
zài​jiē​zài​lì

to make persistent efforts

  1. 再 zài adverb
    again
    again; once more; refers to a future or intended repetition of an action; also used for the continuation of an action
  2. 接 jiē verbnoun
    to come into contact
    to come close to; to be in touch with; to encounter or meet head-on
  3. 再 zài adverb
    again
    again; once more; refers to a future or intended repetition of an action; also used for the continuation of an action
  4. 厉 厲 lì
    to sharpen
    (bound form) to sharpen a tool; to grind