| 单词 | clean bill of health |
| 释义 | clean bill of health 1. a certificate of health attesting the lack of a contagious disease, as on a ship. 2. an assurance, as by a doctor, that one is in good health. 3. Also, clean bill. an assurance, esp. an official verdict by a committee, that a group or an individual has proved, under investigation, to be morally sound, fit for office, etc. [1850-55] |
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