| 释义 |
ˌsemi-indiˈrect, a.
[semi- 1 a.]
Of lighting: so disposed that most but not all of the light reaches the illuminated area indirectly, after having been reflected or scattered by some surface. Cf. semi-direct a.
1914J. Eck tr. Högner's Light, Radiation & Illumination (table facing p. 44), Ordinary direct-current arc lamp with standard arrangement of carbons and opal glass bowl below the arc producing semi-indirect illumination. 1964S. Duke-Elder Parsons' Dis. of Eye (ed. 14) xxxvii. 559 In semi-indirect lighting the use of opalescent bowls permits a certain amount of direct illumination. |