[no obj.](Brit.)supervise candidates during an examination (英)监考
派生 invigilation noun invigilator noun 语源
mid 16th cent. (in the general sense 'watch over, keep watch'): from Latin invigilat- 'watched over', from the verb invigilare, from in- 'upon, towards' + vigilare 'watch' (from vigil 'watchful')