他的这些礼物总让我觉得分外珍贵,因为我知道他得走3英里才能走到邮局,而且他挣的钱也不怎么多。 每当收到这些礼物,我总会想起他第一次离开那天早上,邻居跟我说的话。
Knowing that he must walk three miles to mail these, and knowing how little money he had made the gifts doubly precious.
有一条古老的语录,可能是许多人说的,每当我观察公共政策时,总出现在我的脑海:“儿子,你不知道,统治世界运用的智慧简直太少了。”
There's an old quotation, attributed to various people, that always comes to mind when I look at public policy: "You do not know, my son, with how little wisdom the world is governed."
她解释说:“不知道什么原因,来到这里以后我总感觉冷。”
"For some reason I am always cold when I am here, " she said.
As long as it's reversible, you know what the efficiency has to be, and in principle, you could break it down into a bunch of steps that you could formulate as isothermal and adiabatic.
只要这个循环过程是可逆的,你们知道效率是多少,从理论上说,可以将总过程,分解成一系列绝热,和等温的小过程。
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