字典網>> 英漢字典>> P開頭詞條>>planetesimal的意思 漢英字典planetesimal 音標[,plæni'tesiml] 中文翻譯:n. 星子, 小行星體字典網英文解釋:名詞 planetesimal:one of many small solid celestial bodies thought to have existed at an early stage in the development of the solar system相關詞條:PL pl/1 language PLA plabpelloid placability placable placard placate placatory placcntal barrier