| 单词 | on spec |
| 释义 | on spec 1 : without having a definite buyer or customer but with the hope or expectation of finding one when work is completed（无明确买家或客户而）投机做，冒险做
2 chiefly British : without being sure of success but with the hope of success碰运气
⇒ Main Entry: spec |
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英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。