No, we call that work positive work. All right, so that means we need to put a negative sign right here, by convention.

历史上有过不同的习惯，这里我们规定,如果环境对系统做功。

麻省理工公开课 - 热力学与动力学课程节选

Santa Monica is such a beautiful place, but I also heard that there is a negative side behind it.

圣莫尼卡真美，但我也听说它背后有负面的一面。

现在的孩子好可怕 - SpeakingMax英语口语达人

- So most of you recognize, if we switch back to the notes, that they do have a negative electron affinity.

看来大部人都想到了，如果你翻翻讲义的话，它们的电子亲和能确实是负的。

麻省理工公开课 - 化学原理课程节选

I mean buy could actually be a negative indicator that this is probably not of interest to the user.

我的意思是购物可能是一个负面暗示,暗示用户对这些不是很有兴趣。

哈佛公开课 - 计算机科学课程节选

And also in a very sort of pragmatic sense, in a negative way, it's tax-deductible.

同时，从实用的角度来讲，或是从一个消极的角度，这种捐款是免税的。

普林斯顿公开课 - 人性课程节选

So,after taking into account the market impact, and the commissions,and the fees, this zero-sum game becomes a negative-sum game.

所以,考虑到市场冲击,佣金,规费,这一零和博弈变成了负和博弈

耶鲁公开课 - 金融市场课程节选

The Hebrew word for "common" is sometimes translated by the English word "profane." That has a negative connotation in English, but in fact it really doesn't bear that negative connotation.

在希伯来词语中“普通“有时指的就是,英文里面的“世俗“，在英文里这个词含贬义，但事实上它并没有这个意思。

耶鲁公开课 - 旧约导论课程节选

So if it went up yesterday, it will more likely go up today, because I'm throwing in a positive number, otherwise a negative number.

所以如果它昨天涨了，那么它几天张的可能性也就比较大，因为我给它的是一个正值，否则就是一个负值。

麻省理工公开课 - 计算机科学及编程导论课程节选

It bears a negative charge and the value of minus 1.6 times 10 to the 19 coulombs.

电子是带负电荷的，并且,负电的值为1。6乘以10到19，库伦。

麻省理工公开课 - 固态化学导论课程节选

This is smaller than this, but it's a negative number.

它小于它，但这是个负数。

麻省理工公开课 - 热力学与动力学课程节选

It's not merely a negative thing the way I think modern ideas about law, as for instance, represented in the American Constitution are, which is to say, its function is to prevent wrong doing, to punish wrong doing.

我的理解是,这里的法律,不仅仅指当今的法律条款,比如美国宪法所代表的那些内容,也就是,行使防范错误行为,以及惩罚错误行为的职能

耶鲁公开课 - 古希腊历史简介课程节选

It tells you when a particle moves in a circle, it has an acceleration in a negative R direction, namely directed towards the center.

它告诉你当一个物体在圆周上运动时,它有一个在 -R 方向的加速度,也就是说是直接指向圆心的

耶鲁公开课 - 基础物理课程节选

So usually, it conveys a negative meaning, meaning that you don't want to do something

所以，通常它传达着一种负面的意思，表示你已经不想再做某事。

I've already 课堂 - SpeakingMax英语口语达人

The heater is on, it's producing heat until a negative signal is registered, 'oh we've gone too high', and then it turns off.

加热器会开着,一直产生热量直到它得到一个关闭的信号,噢我们弄得太热了,然后就关闭了

耶鲁公开课 - 生物医学工程探索课程节选

The Trans fats that we mentioned before that you can see listed over here from margarine, shortenings, deep fried foods, a lot of fast foods and baked goods have a negative impact on health as well.

之前提过的反式脂肪,你可以在人造黄油,起酥油,油炸食品以及很多快餐和烘烤食品中找到,它对身体也很不好

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And that's a negative.

那是一个负值。

耶鲁公开课 - 死亡课程节选

The finding is that if your race or your group has a negative stereotype associated with it in any particular domain, being reminded of it serves as a stereotype threat and hence damages your performance in all sorts of domains.

他们发现如果你的种族或群体,跟一个消极的刻板印象有关,随便在什么领域上，如果别人在你面前提前，就足以构成刻板印象威胁,从而影响你在这个领域上的表现。

耶鲁公开课 - 心理学导论课程节选

But in this case it's a response produced in the negative register similar to the responses produced in the saloon.

在这次让人讨厌的举动中,理查表现得与在酒吧里一样。

耶鲁公开课 - 1945年后的美国小说课程节选

I feel like I need to prepare myself for a lot of negative criticism for it

我觉得我得做好接受负面批评的准备，

肉品市场区的作家 - SpeakingMax英语口语达人

What happens is a negative symptoms are alleviated, and we start to resurrect the signal in this part of the brain.

结果阴性症状得到了缓解，而大脑中这一部分区域的信号,也开始得到恢复。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

So if we have a negative change in energy for any reaction as it's written, what that actually means is we're giving off energy as the reaction proceeds.

如果我们像这里写的这样,在任何一个反应过后，得，到的能量变化为负值,这就意味着我们在这个过程中放出了能量。

麻省理工公开课 - 化学原理课程节选

You picked a negative number.

你们选择了一个负数。

哈佛公开课 - 计算机科学课程节选