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jumping bean

/ˈdʒʌmpɪŋ biːn/

翻译: 指某些墨西哥灌木的种子,内含蛾的幼虫,幼虫在种子内活动时会使种子跳动。也比喻精力充沛或坐立不安的人。

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phrase

/ˈdʒʌmpɪŋ biːn/B1informalscientific
  • zh指某些墨西哥灌木的种子,内含蛾的幼虫,幼虫在种子内活动时会使种子跳动。也比喻精力充沛或坐立不安的人。

A seed of certain Mexican shrubs that contains a moth larva, causing it to move or 'jump' as the larva moves inside. The term is also used figuratively to describe a very energetic or restless person.

  1. Seed pod that movesB1formal

    A seed pod of certain Mexican shrubs that contains a moth larva, causing it to move or 'jump' when warmed.

    zh跳豆

    • The children were fascinated by the jumping bean on the table.
    • When placed in sunlight, the jumping bean began to move.
    • Jumping beans are often sold as novelty toys.