erratically
adverb uk/ɪˈræt.ɪ.kəl.i/ us/ɪˈræt̬.ɪ.kəl.i/
（动作、行为等）不规则地，不确定地，无计划地
in a way that is not regular, certain, or expected
In her study, books were arranged erratically on chairs, tables, and shelves. 在她的书房里，书不规则地摆放在椅子、桌子和书架上。
The machine is working erratically - there must be a loose connection. 这台机器运转不正常，一定是连接松动了。
See: erratic
- More examples
- She was stopped by the police for driving erratically.
- Fish affected by the bacteria usually swim erratically and die rapidly.
- The small plane seemed to be flying erratically.