| a rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe"
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| electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
同义词：light bulb, lightbulb, incandescent lamp, electric light, electric-light bulb,
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| a rounded dilation or expansion in a canal or vessel or organ
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| lower or hindmost part of the brain; continuous with spinal cord; (`bulb'' is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"
同义词：medulla oblongata, medulla,
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| a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
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| anything with a round shape resembling a teardrop
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| 1. | The bulbs should be enclosed in safety shields .
灯泡应装在安全罩内。
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| 2. | A bright electric bulb glowed above our heads .
通亮的灯泡在我们头上闪闪发光。
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| 3. | The new plant forms new bulbs in vegetative reproduction .
增殖性繁殖新株长成新鳞茎。
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| 4. | V is the volume of the bulb .
V代表球泡的体积。
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| 5. | The top of the bulb cd must be at a lower level than mark b .
球管CD的顶应低于标记B的水平面。
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| 6. | To suction with a bulb syringe, push bulb in with your thumb .
用球吸引器时先用拇指把球压扁。
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| 7. | It's a bulb pressure tester for detecting battery leaks .
这是检测电瓶漏气用的胶球压力试验器。
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| 8. | The lack of air in the bulb prevents the filament from burning up .
灯泡内缺乏空气就使灯丝不致烧掉。
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| 9. | I must get those bulbs planted before the cold weather sets in .
我得在天气转冷之前把这些球茎秧种上。
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| 10. | I have sent off for those bulbs i saw advertised in the paper .
我已写信订购我在报纸广告上看到的那种灯泡。
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