| 释义 |
〔oak〕Any of numerous monoecious deciduous or evergreen trees or shrubs of the genusQuercus, bearing acorns as fruit. 栎属树，栎，橡：栎 属雌雄同株落叶树或常绿树木或灌木，结橡树果实 〔acorn〕The fruit of an oak, consisting of a single-seeded, thick-walled nut set in a woody, cuplike base.橡树果实：为木质，杯状基部包着的单一种子，厚壁的坚果〔cupule〕A small cup-shaped structure or organ, such as the cup at the base of an acorn or one of the suckers on the feet of certain flies.杯形器具：一种小型的杯状结构或器官，如橡树果实茎部的杯状物或位于某些苍蝇脚上的吸盘之一 |