black bean
noun
1
- either of two cultivated varieties of bean plant having small black seeds黑豆：
1.1
- a variety of soy bean, used fermented in oriental cooking.东方食谱中用来做豆豉的黄豆（或黑豆）。
1.2
- a Mexican variety of the French bean.墨西哥扁豆。
1.3
- the dried seed of such a plant used as a vegetable（干的）黑豆。