But nasa 's astronomers remain unsure whether it is predominantly gaseous , liquid or solid .
但是nasa天文学家们还不确定它的主要成分是气体,液体还是固体。
But these techniques only work with massive planets and , in general , giant planets are gaseous .
但这些技术仅对于大体积的行星有用,而从整体上看,大体积行星都由气体构成。
Such a big planet with a rocky core and a fluffy gaseous envelope probably can 't support life as we know it .
如此大的一颗行星,有岩石地核以及蓬松的气体层包覆,可能不会维持我们所知的生命。
And some go for pure chemistry , breaking the cellulose down into a gaseous mixture of hydrogen and carbon monoxide before building it back up into something more useful .
也有的是纯粹的化学,将纤维素分解成一种氢和碳的气体混合物,然后再将其合成更为有用的东西。
In particular , the researchers were studying the isotope ratios -- or the comparative abundances of the different forms of a particular element -- of the gaseous elements krypton and xenon .
特别一提,研究人员对其同位素含量进行了分析:即特殊元素的不同形式氪和氙在气体中所含的相对丰度。
Overheating fuel rods then discharge gaseous forms of certain volatile radioactive elements , including cesium , iodine , strontium and tellurium .
然后过热燃料棒释放出某些气态易挥发放射性元素,比如铯、碘、锶和碲。
The water exists as huge gaseous clouds that absorb and emit light , allowing powerful telescopes to detect them across the mind-boggling distances of space .
To offset our co 2 emissions , some suggest capturing gaseous carbon dioxide before it can escape into the atmosphere .
为了转移二氧化碳排放,有些人建议在气态的二氧化碳排入大气之前就进行采集。
Over millions of years , the gaseous giant could bully tiny mercury 's elliptical orbit so much that the farthest distance it travels away from the sun increases , and the closest point gets closer .
Large discs-like that from which the solar system is thought to have formed-might create gaseous giants farther away from the host star while smaller discs might allow such objects to form closer in .