glowing vintage incandescent filament light bulb on yellow background. concept of light bulbs, ideas, electricity, electricity bill and electricity prices. - 燈絲 個照片及圖片檔
light bulb with spiral filament. line icon with sunbursts on white background - 燈絲 幅插畫檔、美工圖案、卡通及圖標電燈泡, 矢量圖, 太陽
seamless glowing modern holiday lights background border edge design element - 燈絲 幅插畫檔、美工圖案、卡通及圖標聖誕節, 電燈泡, 矢量圖
close-up of low angle view of the hand of man holding an illuminated yellow light bulb from a long string of light bulbs hanging outdoors at sunset against the sky - 燈絲 個照片及圖片檔電燈泡, 背景 - 主題, 特寫
five glowing vintage incandescent filament bulbs, hung at different heights, on pink background. concept of light bulbs, ideas, electricity, electricity bill and electricity prices. - 燈絲 個照片及圖片檔電燈泡, 想法, 靈感
collection of antique illustrations of scientific discoveries: light bulb - 燈絲 幅插畫檔、美工圖案、卡通及圖標電燈泡, 歸檔, 復古風格
Weaving shuttles loaded with filament threads from lotus stems that will be later used to produce textiles. Inle lake is one of the last places on...絲綢, 緬甸
seamless glowing red green christmas holiday lights background border edge design element - 燈絲 幅插畫檔、美工圖案、卡通及圖標聖誕燈, 有邊框的, 聖誕節
light bulb with spiral filament. icon for design on blank background - 燈絲 幅插畫檔、美工圖案、卡通及圖標電燈泡, 矢量圖, 螺旋狀
group of scattered light bulbs with one uniquely switched on and illuminating the space - 燈絲 個照片及圖片檔電燈泡, 想法, 靈感
