providential       
adjective  formal uk/ˌprɒv.ɪˈden.ʃəl/ us/ˌprɑː.vəˈden.ʃəl/
 凑巧的;及时的;幸运的
happening exactly when needed but without being planned
  a providential opportunity 机缘巧合 
 Synonym: heaven-sent
 
英汉双解词典收录81607条英汉双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。