| 单词 | a smart cookie |
| 释义 | a smart cookiea clever person who has good ideas As soon as movie film had been invented, around 1890, smart cookies started thinkingabout how to accompany pictures with sound. |
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英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。