See also: 雷打不动

Chinese edit

thunder
 
beat; strike; break
beat; strike; break; mix up; build; fight; fetch; make; tie up; issue; shoot; calculate; since; from; dozen
not; no
 
to move; to change; to use
to move; to change; to use; to act
trad. (雷打不動)
simp. (雷打不动)

Etymology edit

Literally: even if lightning were to strike it, it will not move

Pronunciation edit


Idiom edit

雷打不動

  1. one's mind is made up, and cannot be changed
  2. to rigidly adhere to an established arrangement, without any changes