bulb的例句

bulb 的相关例句:

21.	a clear bulb
	明亮的灯泡
22.	an electric bulb
	电灯泡
23.	a flash bulb
	闪光灯
24.	a neon bulb
	霓虹灯
25.	an unshaded bulb
	无罩的灯泡
26.	the bulb of the eye
	眼球
27.	the bulb of a hair
	毛发根
28.	the bulb of the spinal cord
	延髓
29.	the bulb of a thermometer
	温度计的水银泡
30.	lengthen the life of a machine [an electric bulb ]
	延长机器[电灯泡]的寿命