sleeplessness ['sli:pləsnəs]
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单词级别
附加级
基本释义
n.失眠,警觉
参考例句
Modern pharmacy has solved the problem of sleeplessness. 现代制药学已经解决了失眠问题。 来自《简明英汉词典》
The doctors were puzzled by this strange continuous sleeplessness. 医生们对他的奇异的不眠感到疑惑。 来自英语晨读30分(高三)
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