a bout with the flu的用法和样例：
- We're feeling ourselves again after our bout with the flu.
- I’ve been training for this race for a few months, but unfortunately my training was interrupted by a longish bout with the flu a month ago so it was thrown off a bit.
- The body has a hard time eliminating the bacteria completely, and natural immunity after a bout with the microbes lasts only about six months.
- Trembling with fear; sick with the flu.
- He came down with the flu, so he didn't go to work.