illumination
n
1 [U] illuminating or being illuminated; (source of) light 照明; 照度; 光(源).
2 illuminations [pl]
(Brit) bright colourful lights used to decorate a town for a special occasion 彩灯; 灯饰
the Christmas illuminations in the high street 大街上的圣诞节彩灯.
3 [C usu pl 通常作复数]
coloured decoration, usu painted by hand, in an old book (旧书上的)彩饰, 图案花饰(通常为手工制作的).