in.sup.port.a.bleadj.(形容词)Not endurable; intolerable:不能忍受的;不能容忍的:例句:insupportable mental anguish.忍受不住的精神折磨Lacking grounds or defense; unjustifiable:无根据的;不合理的:例句:an insupportable claim.毫无根据的声明【引伸】in.support.ablenessn.(名词)in.support.ablyadv.(副词)