planetesimals
基本解释
- 星子
英汉例句
- The fragments may well have been primordial planetesimals, according to Weaver.
维沃认为，这些碎片是最原始的星子。 - The planetesimals accretions of the Earth obviously have two stages, including initial accretion and late accretion.
这种不均一性起源于前地球阶段堆积星子的不均一性。