bulb
美音:[bʌlb
]
英音:[bʌlb
]
n.鳞茎,球形物
单词图片
难易程度:
bulb为短语/超纲词汇
词频:5435
近义词, 同义词
rotundity roundness sphericity cylinder barrel drum roll roller column rolling-pin rundle cone sphere globe ball boulder spheroid ellipsoid drop globule vesicle bulb bulletrotund round circular cylindric cylindrical columnar conic conical spherical spheroidal globular bulbous protuberance protrusion camber swell intumescence tubercle excrescence hump bump knob bulb node
bulb
/bʌlb; bʌlb/
n =>illus 见插图.
1 thick rounded underground stem of certain plants (eg the lily, onion, tulip) sending roots downwards and leaves upwards 球茎（如百合、洋葱、郁金香等植物的地下茎）. =>illus at App
1 见附录1之插图, page ii.
2 (also `light bulb) pear-shaped glass container for the filament of an electric light 电灯泡
*change a bulb 换灯泡
* a 60-watt light bulb 60瓦的灯泡.
3 object shaped like a bulb, eg the bulging end of a thermometer 球茎状物（如温度计球状的一端）.
n =>illus 见插图.
1 thick rounded underground stem of certain plants (eg the lily, onion, tulip) sending roots downwards and leaves upwards 球茎（如百合、洋葱、郁金香等植物的地下茎）. =>illus at App
1 见附录1之插图, page ii.
2 (also `light bulb) pear-shaped glass container for the filament of an electric light 电灯泡
*change a bulb 换灯泡
* a 60-watt light bulb 60瓦的灯泡.
3 object shaped like a bulb, eg the bulging end of a thermometer 球茎状物（如温度计球状的一端）.
bulb
n[C]
filament, thread
[Date: 1500-1600; Language: Latin;Origin: bulbus, from Greek bolbos 'plant with a bulb']
the glass part of an electric light, that the light shines from
= light bulb
a 100 watt bulb
a root shaped like a ball that grows into a flower or plant
tulip bulbs
filament, thread
[Date: 1500-1600; Language: Latin;Origin: bulbus, from Greek bolbos 'plant with a bulb']
the glass part of an electric light, that the light shines from
= light bulb
a 100 watt bulb
a root shaped like a ball that grows into a flower or plant
tulip bulbs
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