It's nearly always a negative sign if you're dreaming about war.

如果梦到战争几乎都是负面的象征。

See any circles with two negative signs?

看到任何带有两个负号的圆圈吗？

And I don't like that negative sign in the mean.

而且我不喜欢这个负号。

Well I will now magically separate the negative sign from the 4. 1, 2, abracadabra.

好吧，我现在将神奇地将负号与 4. 1, 2, abracadabra 分开。

She grew as crafty through love as her father was through avarice, and reiterated the negative sign.

她因爱而变得狡猾，就像她父亲因贪婪而变得狡猾一样，并重申了消极的迹象。

Now it is negative 1 time 4. With multiplication you can detach and reattach positive or negative signs from the number.

现在它是负数 1 乘以 4。通过乘法，您可以从数字中分离并重新附加正号或负号。

If you ignore the negative signs for a minute these are the exact same numbers arranged in the same pattern as in the main triangle.

如果您暂时忽略负号，这些数字就是按照与主三角形相同的模式排列的完全相同的数字。

So plus X times the negative expected value of Y. So I'll just say minus X times the expected value of Y. And that negative sign comes from this negative sign right over here.

所以加上 X 乘以 Y 的负预期值。所以我只说负 X 乘以 Y 的预期值。负号来自这里的负号。

Now, if you want to calculate the magnifying power of the telescope, just start with the same equation you used for the magnifying lens, but with a negative sign, because the image is flipped.

现在，如果你想计算望远镜的放大倍率，只需从用于放大镜的相同方程开始， 但要加上一个负号， 因为图像是翻转的。

Which means that the induced emf in a coil of wire is equal to the number of coils, times the change in magnetic flux over the change in time, all multiplied by a negative sign.

这意味着线圈中的感应电动势为 等于线圈数乘以磁通量随时间变化的变化，全部乘以负号。