... chemical fractionation of the solar nebule 太阳星云化学分馏 chemistry of Callisto 木卫四化学 chemistry of comets 彗星化学 ...
双语例句
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However, as we've explored our cosmic backyard, hunting for any signs of the building blocks of life, we've found organic chemistry on moons, comets, asteroids and distant exoplanets.
The idea isn't that these building blocks are just passengers aboard meteorites, but that the chemistry inside asteroids and comets can actually manufacture the essential building blocks of biology.