黑灯

hēidēng

黑灯 — hēidēng

1. dark; unlit

   屋里黑灯，什么也看不见。 wūlǐ hēi dēng shénme yě kànbújiàn — The room is dark; you can't see anything.

2. a blacklight; an ultraviolet (UV) lamp

   迪厅用黑灯让荧光衣发光。 dítīng yòng hēi dēng ràng yíngguāng yī fāguāng — The club uses blacklights to make fluorescent clothes glow.