frustration
/frʌˈstreɪʃən/noun
mass noun
1- the feeling of being upset or annoyed, especially because of inability to change or achieve something（尤指因无能为力而引起的）痛苦; 恼怒：
I sometimes feel like screaming with frustration.
我有时苦恼得真想要大喊大叫。
1.1
- count noun an event or circumstance that causes one to have such a feeling挫折, 令人心烦的事（或环境）：
the inherent frustrations of assembly line work.
组装线工作固有的种种令人心烦的事。
1.2
- the prevention of the progress, success, or fulfilment of something阻挠, 挫败：
the frustration of their wishes.
对他们实现愿望的阻挠。
词源
mid 16th cent.: from Latin frustratio（n-）, from frustrare 'disappoint' （see FRUSTRATE）.