认死理

obstinate / opinionated

to die / impassable / uncrossable / inflexible / rigid / extremely / damned

texture / grain (of wood) / inner essence / intrinsic order / reason / logic / truth / science / natural science (esp. physics) / to manage / to pay attention to / to run (affairs) / to handle / to put in order / to tidy up

to recognize / to know / to admit

erhua variant of 認死理|认死理[ren4 si3 li3]