名詞 acorn:

1. fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base

1. The boy teases the dog by pebble it with acorn.
   男孩子們用橡樹果打狗逗它玩。
2. 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.
   杯形器具一種小型的杯狀結(jié)構(gòu)或器官，如橡樹果實莖部的杯狀物或位于某些蒼蠅腳上的吸盤之一
3. Great oak from little acorn grow.
   大橡樹生于小橡實。
4. There are many acorns on the oak tree.
   這棵橡樹上有很多橡子。