sugar beet

sugar-beet的词性：
n.（名词）

1. A form of the common beet (Beta vulgaris) having fleshy white roots from which sugar is obtained.
甜菜，甜萝卜：普通甜菜（甜菜 甜菜属）` 的一种形式，根白色多肉，从中可提取糖