| 单词 | ruderal |
| 释义 | ruderal /rooh"deuhr euhl/, Bot. adj. 1. (of a plant) growing in waste places, along roadsides or in rubbish. n. 2. a ruderal plant. [1855-60; < NL ruderalis, equiv. to L ruder- (s. of rudus broken stone, rubble) + -alis -AL1] |
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