(perjure oneself)(Law)wilfully tell an untruth when giving evidence to a court; commit perjury (律)作伪证 she admitted that she had perjured herself. 她承认自己作了伪证。
派生 perjurer noun 语源
late Middle English (as perjured in the sense 'guilty of perjury'): from Old French parjurer, from Latin perjurare 'swear falsely', from per- 'to ill effect' + jurare 'swear'