| 单词 | dubious origin |
| 释义 | dubious origin They are often kept in tiny crowded pens and fed farm meat of dubious origin. Times, Sunday Times Songs of dubious origin rescued from cruel fate and now left wanting only to be cared for. Times, Sunday Times However, as of 2011, the federal government has not attempted to seize the eight examples considered of dubious origin. Retrieved from Wikipedia CC BY-SA 3.0 Yet there are no blurry photos or dubious origins on these highend sites. Times, Sunday Times This custom has dubious origins. Times, Sunday Times |
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