不可救药

incurable / incorrigible / beyond cure / hopeless

no; not so / (bound form) not; un-

cannot / should not / must not

cannot; should not; must not

can / may / able to / to approve / to permit / to suit / (particle used for emphasis) certainly / very

used in 可汗[ke4 han2]

variant of 救[jiu4]

to save / to assist / to rescue

leaf of the iris / variant of 藥|药[yao4]

medicine / drug / substance used for a specific purpose (e.g. poisoning, explosion, fermenting) / CL:種|种[zhong3],服[fu4],味[wei4] / to poison