planetesimals
基本解释
- 星子
英汉例句
- The fragments may well have been primordial planetesimals, according to Weaver.
維沃認爲，這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.
這種不均一性起源於前地球堦段堆積星子的不均一性。