So, I think we have these molecular orbital energies down, so let's move on to talking about more complex molecules.

分子轨道能量就说到这里，让我们继续来讨论一下更复杂的分子。

麻省理工公开课 - 化学原理课程节选

The ATV is also used to drive the 400-tonne orbital complex higher into the sky to stop it falling back to Earth.

BBC: European tech could propel Nasa's Orion capsule

If all goes according to plan, by 2014 Bigelow will begin constructing an orbital space complex referred to as "Space Complex Alpha"--at least until he sells the naming rights.

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