n.细丝；细线；灯丝；[植]花丝
The light of an electric lamp comes from an incandescent filament. 电灯光亮来自白热的灯丝。
Originally Edison used platinum alloys for the filament, in the belief that carbon was impracticable. 爱迪生不相信碳可作灯丝用，所以一开始就用铂合金作灯丝。
The thread in the corolla is the short filament of a degenerated stamen. 花冠筒内丝状物为退化雄蕊的短花丝。
