| 单词 | costly lesson |
| 释义 | costly lesson It may also be a very costly lesson. Times, Sunday Times In retrospect, yes, maybe, but his daughter learnt a costly lesson. Times, Sunday Times I binned them at my own cost and learnt a valuable if costly lesson. Times, Sunday Times |
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英语词典包含147115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。