Learn about angle axioms, how to calculate perimeters and areas, 3D geometry and much more.

学习角公理、如何计算周长和面积、三维几何等等。

So yes, I think that's - - that's probably in the ballpark but I'm not going to nail down any numbers until we negotiate the final solution on all of these different budget perimeters.

所以尽管200到300亿美元是个大致的范围，但在所有预算方案确定下来之前我无法给出更确切的数字。

They're still holding a perimeter? For now.

防线还失守吧 目前还。

A spokesperson says/said perimeter security is very important.

发言人称周边安全非常重要。

At the summit, the royal palace was protected by a defensive wall running along its perimeter.

山顶的王宫被四周的一圈防御城墙保护着。

With a tingle of horror, Harry saw in the distance a huge, bat like shape flying through the darkness toward the perimeter wall.

带着因恐怖而起麻刺感，他看到远方有一个巨大的、蝙蝠形的东西穿过黑暗飞城堡的围墙。

So what used to be on the 102nd floor that you'd come up in an elevator and you'd see a perimeter of windows which starts, just about here.

乘电梯上来的话，过去在102层的这个地方能看见一圈玻璃，就在这个地方。

Now together these help to create wind sheer down near the perimeter and that is what helps create some of the more violent tornadoes.

现在，这些因素共同作用形成了周边地区的风速急剧下降，这也是形成一些更的龙卷风的原因。

A walkway lines the inner and outer perimeter of the building, which means it'd take about 7.5 minutes to reach the opposite side or about 15 minutes to walk all the way around.

有一条沿着建筑内部跟外缘的走道，要走到另外一边的话要花七分半，或大约15分钟才能走完一整趟。

They're gonna establish a burned perimeter around an area with the remotely piloted rover and then they can bring a drone into the middle of it, drop some fire into it and burn that interior area safely.

他们将用遥控漫游车在某个区域周围建立一个烧毁的边界，然后他们可以把无人机带到中间，将一些火放入其中并安全地烧毁内部区域。

If you look at the haptics and because we do cover 95 percent of the muscle mass, we're able to help correct any position that changes within an understanding of -- of a fixed training perimeter, for example.

拿触觉来说，由于我们覆盖了身体95%的肌肉，所以我们能够在一个固定的训练范围内帮助纠正任何位置的动作。

Experiments such as Georg Cantor's discovery that a single line could be divided forever and Helge von Koch's triangle — a shape that has an infinite perimeter but a finite area — resulted in the term 'monsters'.

乔治·康托尔发现一条线可以永远被分割，赫尔格·冯·科赫的三角形（周长无限，面积有限）等实验都产生了“怪物”这个词。

Firefighters have contained only a quarter of its perimeter.

消防员只控制住了四分之一的边界范围。

You'll see that there's a shared jogging and walking track which runs next to the driveway and in fact runs all around the perimeter of the camp, next to the wall.

你会看到有一条共享的慢跑和步行道，它沿着车道运行，实际上是沿着营地的周边，靠近围墙。

The next task was to secure the outer perimeter.

下一个任务是确保外围的安全。

Around its perimeter, the fire is threatening thousands of homes and buildings.

在其周边地区，大火威胁着成千上万的房屋和建筑。

The total transformed perimeter has 18 sides.

充蜡后的周长共有 18 条边。

But once inside the heavily guarded perimeter, a festive mood prevailed at the pride festival.

但一旦进入安保重重的路障内，欢乐的情绪弥漫在骄傲游行中。

I must sent him 50 pictures of the perimeter of Camp Pendleton.

我给他发了50张彭德尔顿军营的周边图。

NPR's Neda Ulaby reports it's singing something of perimeter for breakthrough musicians.?

据NPR新闻的内达·乌拉比报道，这一奖项鼓励那些获得突破的音乐人。