fretful       
adjective uk/ˈfret.fəl/ us/ˈfret.fəl/
 烦躁的;不安的
behaving in a way that shows you are unhappy, worried, or uncomfortable
  By midnight the children were tired and fretful (= complaining a lot because they were unhappy). 到了半夜,孩子们既疲倦又烦躁不安。 
 Synonym: antsy