不能不能[bù néng]1.■cannot; must not; should not; unable:不能奏效cannot succeed;不能比较incomparable;不能并存be incompatible with ...; cannot exist side by side;不能忍耐lose all patience;不能容忍cannot tolerate; intolerable;不能自己cannot control one's passion;他因健康原因而不能工作。His poor health incapacitated him for work (from working).他不能与人为善， 使得大家都讨厌他。His incapacity for kindness makes everybody dislike him.我们决不能一见成绩就自满起来。We must not become complacent the moment we have some success.