雷打不动

MEANING

1. 壹形adjective

   not shaken by thunder (idiom); the arrangements are unalterable

   • zhègejìhuàléidǎbùdòng.

     这个计划雷打不动。🔊

     This plan is absolutely set in stone.

2. 貳形adjective

   to adhere rigidly to regulations

   • tāléidǎbùdòngdejiānchízìjǐdeyuánzé.

     他雷打不动地坚持自己的原则。🔊

     He steadfastly adheres to his principles without wavering.

3. 參形adjective

   will go ahead whatever happens (of an arrangement or plan)

   • zhègejìhuàléidǎbùdòng.

     这个计划雷打不动。🔊

     This plan is set in stone.