那就是拱顶石物种在生态系统中的作用。
他的想法是在水平方位上建造拱顶，然后用风筝把它们提升到合适的位置。
His idea is to build the arches horizontally, then lift them into place using kites.
改变：拱顶孵化近音有更多的钙块。
这座天主教堂的拱顶非常高。
这条车道的上方由茂密的绿叶拱顶覆盖着。
拱顶石！它将引导我们走向我们最终的目标。
家常食品有益于健康，喜剧作家在拱顶上说。
我们希望看到你们成为知识界的一块拱顶石。
We hope to see you become a keystone of the intellectual community.
“家常食品有益于健康，”喜剧作家在拱顶上说。
Homely food is wholesome, "the comedist said on the dome x."
门总是敞开的，我们在拱顶上挂了装饰物和植物。
The doors are always kept open, so we hang mobiles and plants from the archway.
我在这座拱顶建筑中保护水晶，并与其一起工作。
I work in this dome protecting and working with the crystal.
著名馆长雅克·索尼埃步履蹒跚的通过博物馆大画廊的圆形拱顶。
Renowned curator Jacques Saunière staggered through the vaulted archway of the museum's Grand Gallery.
和小学不同的是，扩建校舍的天花板被设计成单独的拱顶。
Unlike the Primary School, however, the ceiling of the Extension was designed as a singular vault.
支拱板条专门用来在拱顶石放置好以前支撑拱的两边木架子。
A wooden frame built especially to support the sides of an arch until the keystone is positioned.
可别往下看：在这项大型工程中，工人们使用吊车来建造桥的拱顶。
Don't look down: Workers use a crane to construct the top of the bridge's arch during the large-scale project.
他们是半圆形或节段性和方形计划不同的是哥特式拱顶通常是长方形。
They are semi-circular or segmental and on a square plan, unlike the Gothic vault which is frequently rectangular.
拱顶201使用的砖，完全由可回用材料制成，包括工业废料和废水。
The bricks in Vault201 were made from 100 percent recycled material—including industrial waste and raw sewage.
该书大部分都是关于他们实际存在一些的问题—外扩的线条，垂曲弧，穹型拱顶。
Much of the book is about their practical problems-thrust lines, the catenary curve and groin vaulting.
所有这些元素通过场地的两个主要系统来体现：墙体+拱顶及服务体系。
All these ingredients are embodied through two main systems in place: Walls + Vaults and service packs.
布局由两个线性的拱顶房间组成，由庭院进行分割，庭院的部分向天空敞开。
The layout comprises two linear bays of vaulted rooms, separated by a landscaped courtyard that remains partially open to the sky.
隧道加深一米需要1天的时间，而浇铸混凝土墙壁和拱顶需要3天多的时间。
The tunnel deepening for 1 meter takes one day. Three days more - for concrete casting of the walls and the arch.
因此，拱顶从内到外都用不锈钢包裹着，除湿空气将被灌入钢桁架，以防生锈。
So inside and out, the arch is covered in stainless steel, and dehumidified air will be circulated around the structure's steel trusses to prevent rust.
经展览设计者艾伦·费尔利的特意安排，四处都可以看到高高耸立的淡蓝色拱顶。
Alan Fairlie, who designed the exhibition, has arranged the displays so that the soaring, pale blue dome is almost always visible.
而只是一种坚固的拱顶，就像圆屋顶，天花板，这就是为什么古老的翻译把它翻为，因为它很牢固。
It referred to an actual firm kind of vault, like a dome, a ceiling, firmament and that's why in older translations it's called the firmament, because it is firm.
松垮的地板和龙骨，变形的窗框，以及拱顶之间的裂口，无不映衬出一副衰败和无望的景象。
Sagging floors and ceiling joists, warped window casings, and uneven Spaces between cracks in the crown molding projected a sense of decay and despair.
松垮的地板和龙骨，变形的窗框，以及拱顶之间的裂口，无不映衬出一副衰败和无望的景象。
Sagging floors and ceiling joists, warped window casings, and uneven Spaces between cracks in the crown molding projected a sense of decay and despair.
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