A widely cultivated Eurasian plant (Brassica rapa) of the mustard family, having a large, fleshy, edible yellow or white root.是什么意思_A widely cultivated Eurasian plant (Brassica rapa) of the mustard family, having a large, fleshy, edible yellow or white root.在线翻译_英语_读音_用法_例句