departure [dɪˈpɑ:tʃə(r)]

以下由轻松背单词网站提供

n.离开，起程；背离，违反

when a person or vehicle , etc . leaves somewhere

Do you know what lies behind her sudden departure for London? 你知道她突然去伦敦的原因吗？
She took over his work after his departure. 他离开以后，她接替了他的工作。