S&P downgraded Italy's long-term and short-term sovereign debt rating one-notch to A/A-1.

标普19日宣布，将意大利的长期和短期国债信用评级分别下调一个等级至A/A-1。

Earthquakes begin with tremors called P-waves that have short wavelengths and generally do little damage; they may not even be felt by humans.

地震从称为P -波的震动开始，P -波波长短，一般很少损害；人们甚至感觉不到。

Over time, it short-circuits pain by depleting nerve cells of a chemical called substance p, which helps transfer pain signals along nerve endings to the brain.

随着时间的推移，它通过消耗神经细胞中一种叫做P物质(或称肽物质，一种神经传递介质)的化学物质来减轻疼痛，该物质使痛觉信号沿神经末梢传递至大脑。

Yet those same Democrats failed to note that JFK, in his short tenure at the White House, issued 22% more orders (71 p.a.) than did Nixon.

FORBES: When It Comes To Abuse Of Presidential Power, Obama Is A Mere Piker