And, that's true for any region, d, not just for some regions, but for, really, any region I can think of.

这对任意区域D都成立，在能想到的区域都成立。

youdao

Let me call that region D of divergence, of curl F dV.

称之为在区域D上divdV的积分。

youdao

D It is really completely enclosing a region in space that I will call D.

在空间中是完全封闭的，我们称它为。

youdao

It's part of the "eco-school" program in Gud-Chantier, a village in Senegal's Fouta region along the country's border with Mauritania.

VOA: standard.2010.04.01

And it would,you'd get a clear blister-like region, it would turn pustular.

你会看到一个透明的像水泡一样的地方,它会变成脓疱

耶鲁公开课 - 生物医学工程探索课程节选

Using a ground-piercing radar sensor aboard the Mars Reconnaissance Orbiter, a team of scientists created 3-D maps of an equatorial region known as Elysium Planitia and the channels that run underneath the plains.

NPR: Radar Reveals Apparent Buried Channels On Mars

As Julia described, we are increasing our cooperation -- and I'd add, America's commitment to this region.

WHITEHOUSE: President Obama��s News Conference with Prime Minister Gillard of Australia | The White House