palm leaf book的用法和样例：
- In order to obtain the palm leaf fan and put out the flames.
- A small metallic representation of a palm leaf added to a military decoration that has been awarded more than one time.
- On a summer evening grandpa will go out for a walk waving a palm leaf fan.
- She is holding a laurel crown in her left hand and a palm leaf in her right hand.
- Plus a unique insight into how those wonderful palm leaf arches are createdfor beach weddings!