220. perpetual a. 永久的
221. pertinent a. 有关的 =relevant>skills ~ to the profession
222. plead v. 恳求;(法庭)申诉
223. ponder v. 思考 She ~ed his for a week.
224. portray v. 描绘=describe/depict
225. precede v. 先于
226. precedent n. 先例
227. preclude n. 阻止 (from)
228. predecessor n. 前任
229. predominant a. 主导的
230. premise n. 前提 >your ~ is wrong.
231. prescription n. 处方
232. prestige n. 威望> enjoy high ~
233. prevalent a. 流行的
234. prey n. 捕获物