accretions [ək'ri:ʃnz]

例句:

• The script has been gathering editorial accretions for years.
  多年来该剧本一直在修改。
  
• He scraped away the accretions of paint.
  他刮掉了漆层.
  
• 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.