忙不迭地
máng​bù​dié​de

hurriedly

  1. 忙 máng verbadverb
    to hurry
    to hurry; to hasten; to be busy with something
  2. 不迭 bù​dié
    cannot keep up, too late to
    (bound form) used after a verb to indicate that something is happening too quickly or suddenly to react to it, or that one is in a great rush
  3. 地 de particle
    [-ly]
    Connects a describing word or phrase to the verb or adjective it describes, turning that word or phrase into an adverb.