There is more stuff in the space than we can see, and that the gravity of this stuff is holding everything together.

宇宙中存在着比我们所能看到的更多的物质，而这些物质的重力将所有的东西都聚集在一起。

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Holding references to the reflecting objects causes these classes to stay alive and continue occupying space.

保留到反射对象的引用会造成这些类保持为活动状态并继续占用空间。

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Mr Chen and fellow birdwatchers spread their passions in local schools, holding school "bird fairs" and celebrating wetlands and wildness that most Chinese people regard as a waste of space or food.

陈水华和观鸟者们满怀热情地在当地的学校里举行“鸟类展览”，同时赞颂那些被大多数中国人视为浪费空间的湿地和被视为食物的野生动物。

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Within the structure is about 290 square feet of den-like space holding a sofa, small rugs and stacks of DVDs and books.

WSJ: Modern Homes: To Doze, To Design in Hong Kong

The transaction will be completed this month, but Swiss Re's U.K. operations will stay in the building as a tenant until 2031, holding 50% of the office space.

FORBES: Magazine Article

Russian space officials refused to delay Saturday's launch but agreed to put the Soyuz in a holding pattern if the shuttle was still at the space station on Monday.

CNN: Space tourist feels 'great' in orbit