dim/dɪm/形容词愚笨的，迟钝的Don't be so dim!别发傻了！前景暗淡的，不乐观的The company's prospects for the future are rather dim.该公司未来的发展前景不容乐观。光线暗的，暗淡的，昏暗的The lamp gave out a dim light.那盏灯发出暗淡的光芒。/dɪm/动词（使）变暗，（使）亮度降低Someone dimmed the lights.有人调低了灯的亮度。想跟读，去练习
