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[00:00.00]dean [00:03.75]dean [00:05.43]n.系主任，教务长 [00:11.93]dean [00:13.61]decimal [00:19.37]decimal [00:21.15]a.小数的，十进制的 [00:28.72]decimal [00:30.50]decisive [00:37.04]decisive [00:39.00]a.决定性的 [00:47.12]decisiv

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电信专业英汉词典n

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d 象形手指 dig-词根：手指头 digit手指头(dig-词根 ：手指头，it-名词后缀) digital数字的(dig-词根 ：手指头，ital-复合的形容词后缀) deep深 down下面 down下面 endow捐赠(en-加强语气，dow=down-下、扔下去