Underperforming
vt. （股票等）运作差于（一般市场价格）\\nvi. 表现不佳；工作不如预期（或同行）
🗣️ 情景例句
Don't you know it!
你说得没错。
When it started raining, I was playing outside.
当雨开始下的时候，我在外面玩。
I have a letter of introduction here.
我这儿有一封介绍信。