noun🔗Share灯箱 A box containing a source of light and a white, translucent cover, used to view photographic transparencies."The photographer used lightboxes to carefully examine the details of the film negatives. "摄影师使用灯箱来仔细检查底片上的细节。arttechnologymediadeviceelectronicsChat with AIVocabulary GamePractice Reading
noun🔗Share光疗箱，亮光箱。 A box containing fluorescent tubes or LED technology, used to treat people with seasonal affective disorder (SAD) and circadian rhythm disorders."During the dark winter months, many people use lightboxes to combat the symptoms of seasonal affective disorder. "在阴暗的冬季，很多人使用光疗箱来缓解季节性情感障碍的症状。medicinetechnologydevicephysiologybodyChat with AIVocabulary GamePractice Reading
noun🔗Share弹出灯箱，灯箱广告 A kind of pop-up that is overlaid across a web page while the rest of the content is dimmed."The website used lightboxes to display larger versions of the product photos when clicked. "这个网站使用弹出灯箱，在点击产品照片时显示更大的版本.computinginternettechnologyChat with AIVocabulary GamePractice Reading
noun🔗Share灯箱 A backbox."The artist used lightboxes to trace her drawings, making the lines brighter and clearer. "这位艺术家用灯箱来描摹她的画作，使线条更明亮清晰。architecturebuildingutilitytechnologyChat with AIVocabulary GamePractice Reading
noun🔗Share线路占用指示灯 A device used in phreaking that indicates when a telephone line is in use by means of a light."Before telephone systems became fully digital, phreakers used lightboxes to detect when a phone line was in use, helping them avoid detection while making unauthorized calls. "在电话系统完全数字化之前，盗打电话者会使用线路占用指示灯来探测电话线路是否正在使用，这能帮助他们在拨打未授权电话时避免被发现。technologyelectronicscommunicationdevicesignalChat with AIVocabulary GamePractice Reading
