用作定语
▲～+n.
Most clocks and watches in this shop are in luminous paint.这家商店出售的大多数钟表都涂了发光漆。
There are luminous knobs on all the doors in my house.我家所有门上都安有夜光把手。

［同义词］   bright, brilliant, radiant
［反义词］   dark, dim
［词源］＜中古英语luminosus(发光的,发亮的)