不在乎

not to care

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

not to be present / to be out / (euphemism) to pass away / to be deceased

to exist; to be alive / (of sb or sth) to be (located) at / (used before a verb to indicate an action in progress)

to care about / equivalent of 在於|在于[zai4 yu2]

(classical particle similar to 於|于[yu2]) in / at / from / because / than / (classical final particle similar to 嗎|吗[ma5], 吧[ba5], 呢[ne5], expressing question, doubt or astonishment)