pennycress / ˈpɛn iˌkrɛs /

📖毕业后词汇菥蓂菥属植物菥蓂花菥粟

pennycress 的定义

n. 名词 noun
  1. any of several plants belonging to herbs of the genus Thlaspi, of the mustard family, especially T. arvense, of Europe, bearing somewhat round, flat pods.