| 单词 | tonka bean |
| 释义 | tonka bean in British Englishtall leguminous tree of tropical America tonka bean in British English (ˈtɒŋkə) noun 1. a tall leguminous tree, Coumarouna odorata, of tropical America, having fragrant black almond-shaped seeds 2. the seeds of this tree, used in the manufacture of perfumes, snuff, etc Word origin C18: probably from Tupi tonkatonka bean in American English (ˈtɑŋkə) 1. the fragrant, almond-shaped seed of any of several South American leguminous trees (genus Dipteryx) used in perfumes, drugs, etc. 2. the tree Word origin prob. < Tupí name in Guiana |
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