ostensible
adjective [ before noun ] formal uk/ɒsˈten.sə.bəl/ us/ɑːˈsten.sə.bəl/
表面上的；假称的，假托的
appearing or claiming to be one thing when it is really something else
Their ostensible goal was to clean up government corruption, but their real aim was to unseat the government. 他们假托要清除政府腐败，可真正目的却是要颠覆政府。