buckeye

• 指七叶树（又称马栗树）的不可食用的坚果状种子，也指这种长有掌状复叶、开白色至红色大花序、结褐色光亮不可食种子的树。

A noun referring to the inedible nutlike seed of the horse chestnut, or the tree itself, which has palmate leaves and large clusters of white to red flowers followed by brown shiny inedible seeds.

1. B2formal

   The inedible, nut-like seed of the horse chestnut tree, often shiny and brown.

   七叶树种子

   • Children collected buckeyes from the ground in the park.
   • The buckeye is toxic if ingested by humans or animals.
   • She polished the buckeye until it gleamed like a gem.

   同义词conkerhorse chestnut

2. Horse chestnut treeB2formal

   A tree with palmate leaves and large clusters of white to red flowers, followed by brown shiny inedible seeds.

   七叶树

   • The buckeye tree in the backyard bloomed beautifully in spring.
   • Buckeyes are common in parks and along streets in the Midwest.
   • The leaves of the buckeye turn a brilliant orange in autumn.

   同义词horse chestnut