P字母开头的单词或词组(第20页)：
- premier
- preparation
- prepare
- preposition
- prescribe
- presence
- present
- preside
- preserve
- presidency
- press
- pressure
- presume
- pretend
- pretty
- president
- prestige
- prevail
- prevent
- previous
- price
- pride
- priest
- primary
- prime
- primitive
- prince
- princess
- prior
- priority
- principal
- principle
- prison
- privacy
- pace
- private
- pacific
- pad
- privilege
- prize
- package
- probability
- packet