The first hollow member defines a second hollow space extending in the first direction.

所述第一中空部件界定有在所述第一方 向上延伸的第二空腔。

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An open space extending vertically through the floors of a building, as for stairs or ventilation.

楼梯井，通风井：垂直地通过建筑物各层的开阔空间，如为了建楼梯或通风。

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The walkway leads towards the entrance, set in a glazed wall that creates a sense of the living space extending outwards into the sheltered pool area.

步道通向入口，在那设计了一面玻璃墙，创造了起居空间向外延伸到受遮蔽的泳池区域的感觉。

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Those who feel powerful and confident will usually control more physical space, extending their arms and legs and generally taking up more room.

FORBES: Knowing When to Back Off

With its slim form factor, the "A-Drive" could fit into tablet devices, greatly expanding its storage space while extending battery life by up to 30%.

ENGADGET: A*STAR unveils 5mm-thick hybrid hard drive, touts affordability and improved energy efficiency

Space engineers are keen on extending the internet to space to control spacecraft because of the considerable cost and time savings that can be made.

BBC: Earth orbit gets wired