Related topics: Daily life, Technology, Plants, Biology, Electricity
bulb /bʌlb/ ●●○ noun [countableC] 1
DTthe glass part of an electric light, that the light shines from 灯泡 SYN light bulb a 100-watt bulb 一个100瓦的灯泡
→4 See picture of 见图 ELECTRICS 2 HBPa root shaped like a ball that grows into a flower or plant 〔植物的〕球茎,鳞茎,球根 →5 see picture at 见图 tree