Then a bunch of terrible things obviously begin to happen that shake the security of this society, and ultimately bring it down.
然后,显然一些可怕的事情开始发生了,它动摇了社会的安定,最终导致其崩溃
and it's all about the security situation in the world right now between states,
它是一门关于当下各国之间安全局势的课程。
So, it turns out and this is a hint at some of the security issues we'll discuss.
这么听起来,好像将要,讨论安全方面的问题了。
If the vehicle in the unfortunate circumstances of a collision, has to be able to maintain the security of the hydrogen which means more mass, which means a lot of the efficiency is being squandered What's the environmental impact of hydrogen production?
如果车辆,在碰撞中发生了不幸,要仍然能够保持氢气的安全性的话,意味着需要更多的质量,也就是说大部分效率被浪费了,制氢对环境有什么影响呢?
In 1889, the German Government decided to use the postal service as an information network to create Social Security.
889年,德国政府决定将邮政用作,建立的社会保障的信息网络。
He is appointed or authorized to secure for the people the, in many ways, limited ends of peace and security.
他是由人民任命并授权,让他行使权力保卫人民的安全,保卫来之不易的和平。
But we need to add in homeland security event so let's find the event for Friday of the following week.
但我们要加入国家安全的时间,那么我们可以安排到,下星期五。
So even social security would still be at odds with the minimal state that Milton Friedman argued for.
因此即使是社会保障,也是弗里德曼主张的“小政府“所反对的。
even as Israelis had the kind of security necessary the orphan and the widow, the oppressed, the fatherless, those whose humanity has been rendered invisible.
即使以色列有必要保证,孤儿,寡妇,受压迫的人以及父亲过世的人,他们的人性被淹没。
Suppose that as a kind of back-up security whenever revolution has done is-- produced so much redundancy in the brain that either half of the brain was sufficed.
假设我们有理论支撑,未来的进化-,会使大脑产生很多多余的部分,我们只需要一半大脑就足够了。
I hope to work for the National Security Agency doing codes and stuff.
我希望能够在国家安全局工作,和密码打交道。
And it turns out-- a little teaser for our security discussion as time passes that a lot of the times when software is compromised and you download Photoshop like a cracked version of Photoshop or something like that.
这对于即将讨论的安全性问题来说,只是一个小插曲,随着科技的发展,很多时候,如果工具受损,你会下载到一个版本不全的,或其他类似的东西。
You have closed end funds, trade as a security listed on the stock exchange, but what they do is own other securities.
假如你持有封闭式基金,这种基金在证券交易所作为一种债券进行交易,但是实际上它们做的是持有其他债券。
Well, it can only be true if security selection and market timing detract from institutional returns or individual returns in the aggregate.
唯一的可能性就是证券选择,和市场时机选择,给机构和个人带来的是负的回报
So, today, what do you think are the greatest national security threats or threats to America's interests.
现在,您认为,什么会严重威胁美国国家安全,威胁美国国家利益。
I want to talk about Social Security as a risk management technique that developed in the nineteenth century and it developed in Germany.
我想谈谈社会保障,作为19世纪出现的,一种风险管理技巧,它最早出现在德国。
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