lightingn.照明；照明设备；人工照明lightn.光；光线；灯；打火机；领悟；浅色；天窗adj.轻的；浅色的；明亮的；轻松的；容易的；清淡的v.点燃；变亮；照亮adv.清楚地；轻便地light valve.光阀light splitter光束分裂器,分光器light-heeledadj.脚步轻盈的；放任的light overtone光谐波light occluder光防护light fraction轻馏分light a candle点蜡烛light diffuser发散光lighted airway有灯标设备的航路lighting model光照模型