孤证不立

unacceptable as uncorroborated evidence (in law or in textual criticism)

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

to admonish / variant of 證|证[zheng4]

certificate / proof / to prove / to demonstrate / to confirm / variant of 症[zheng4]

to stand / to set up / to establish / to lay down / to draw up / at once / immediately

lone / lonely

sole evidence