紫衣Helen
1、bulb，读音：美/bʌlb/；英/bʌlb/。 2、释义：n.电灯泡；鳞茎；球状物。vi.生球茎；膨胀成球状。 3、例句：The root of the daffodil is a bulb.水仙花的根是一种球茎。
百拜嘟嘟
bulb/light bulb 电灯泡
the glass part that fits into an electric lamp, etc. to give light when it is switched on
a 60-watt bulb
60瓦的灯泡
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