单词	bulb
释义	bulbbulb /bʌlb/ ●●● S3 noun [countable] Etymology ETYMOLOGYbulb Origin: 1500-1600 Latin bulbus, from Greek bolbos plant with a bulb 1 the glass-covered part of an electric light, that the light shines from SYN light bulb:  a 100 watt bulb2science, biology a root shaped like a ball that grows into a flower or plant:  tulip bulbs [Origin: 1500–1600 Latin bulbus, from Greek bolbos plant with a bulb]
随便看	undreamed of undress undressed undue undulate undulating undulation unduly undying unearned unearth unearthliness unearthly unease uneasily uneasiness uneasy uneducated unelected unemotional unemployed unemployment unemployment benefits unemployment line unencumbered

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