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And, if we wanted to try to fit, say, hydrogen, into this scheme that we have, we have to do what?
如果我们想要让他们符合我们的原理比如氢气，我们需要怎样？
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So kind of, it creates those really nasty days where you have to do like, you know, 10 different things
所以，这样一来有几天就会非常糟糕，你一天要做十件不同的事情。
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The first thing I have to do is give you understanding of the physics of the gas discharge tube.
首先要做的就是让你们理解,气体放电管的物理学原理。
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So I will ask you questions. The only annoying thing I will have to do is to repeat your answers.
所以我要向你们提问,唯一很讨厌的就是我要你们重复你们的回答。
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They might articulate a need or a desire, but what we have to do is understand all the technology ingredients and how they're evolving.
他们可能会提出要求或是愿望，我们所要做的事情是搞懂,所有技术成分，以及它们如何演变。
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Usually when you know why it's not working, it's obvious what you have to do to make it work.
通常你明白了出错的原因后，很明显你必须让程序正常运行起来。
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So this of course relies on me having brought some money and we'll have to do this without dislodging the microphone.
要继续我得先拿出来点钱,但我还不能碰掉麦克风
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And to be able to really have that kind of conversation and then what do those believes have to do with our academic studies and our desires for how we live our lives? -Right.
我希望他们能够真正地进行这种对话,然后把这些信仰,和学业，以及我们该如何生活,联系起来，-是的。
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Why, in other words, return to what isn't fun, to where it isn't pleasure, and what can this possibly have to do with the pleasure principle?
那么换句话说，为什么结局会变得不欢乐，变得不愉悦呢？,它与快乐原则有什么关系呢？
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You don't have to do it on paper but take a moment to do it in your head.
你不用把指导语记在本子上,在脑子里想一想就可以了。
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Like, in a situation that desperate, you have to do what you have to do to survive.
在那样的绝境之下，为了生存，你不得不那样做。
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Some of those countries are really reliant on oil, ... so they really have to do-- they really should do a calculation of efficient portfolio frontiers.
有些国家过于依赖石油了，所以他们真的需要-,他们真的应该好好算一算,有效边界。
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He will have to do the recruiting of people that come with him on the colony; he will have to do the constitutional discussion and a political discussion to gain the sanction from the mother city to allow him to do everything he knows.
他需要招募很多人手,来帮助他去建立殖民地,他的提案必须通过立宪讨论和政治会议,这样母邦才能许可,他才能建立殖民地
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And a lot of the strikes that you see in high schools and in-- I better get to my lecture,but-- you see in high schools and even in middle schools, have to do with the State,somebody saying, well we're going to take away two-hundred teachers in your department, or we're going to maintain a curriculum that doesn't seem to make any sense.
在高中里可以看到很多罢课,我最好回到正题,但还是再讲一点,在高中,甚至在初中有很多罢课,为了反对政府的某项规定,比如说要在这个系减少两百个教师,或者主张一份,完全不合理的课程安排
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So usually, I don't have to do much more than google, and turn in the first sentence and sure enough,
所以，我经常谷歌，输进第一句话，然后非常确信，
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If instead we had a positive ion, a cation, what we would have to do is subtract 1.
如果我们有一个带正电的离子，一个正离子，那我们就需要再减去一个。
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