六氢化锂和九氢化钠都不是在地球的自然状态下能稳定存在的化合物，但是在高压下，它们的结构据推测是稳定的。
Neither LiH6 and NaH9 exists naturally as stable compounds on Earth, but under high pressures, their structure is predicted to be stable.
土卫六拥有浓厚的大气层和疯狂世界似的气候特征：有毒的风和由碳氢化合物组成的雨水。同时，土卫六海充满着各种复杂的化学成份和有机分子。
Titan, with a thick atmosphere and a bizarro-world form of weather featuring toxic winds and hydrocarbon rain, is home to a mix of complex chemistry, complete with organic molecules.
研究人员研究了美国宇航局卡西尼号轨道飞行器对土星光环为期六年的观测，卡西尼号轨道飞行器能够探测出冰及遮住冰层的彩色污染物，例如铁和碳氢化合物。
Researchers examined six years of Saturn observations from NASA's Cassini orbiter, which can detect ice as well as the colorful contaminants that obscure it, such as iron or hydrocarbons.
本论文主要合成了一系列唯铁氢化酶活性中心六羰基二铁二硫模型配合物并考察其结构特性。
Herein, a series of diiron dithiolate complexes were synthesized as the structural and functional models of the Fe-only hydrogenase active site.
本论文主要合成了一系列唯铁氢化酶活性中心六羰基二铁二硫模型配合物并考察其结构特性。
Herein, a series of diiron dithiolate complexes were synthesized as the structural and functional models of the Fe-only hydrogenase active site.
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