- vi. 表现不佳；工作不如预期(或同行)
- vt. 运作差；表演
perform less well or with less success than expected;
"John consistently underachieves, although he is very able"
"My stocks underperformed last year"
perform too rarely;
"Her plays are underperformed, although they are very good"
- In the interim, our economy will not have access to all of the credit it needs and may underperform, at great cost to our society.