bull weeks

例句：

1. 1. The company's annual conference is a time for the employees to show off their skills and bull weeks.
   公司的年度会议是员工展示技能和牛周的时间。
2. 2.During the bull weeks, the team worked tirelessly to complete the project on time.
   在牛周期间，团队努力不懈地按时完成项目。
3. 3. The bull weeks were tough, but they taught me valuable lessons about perseverance and dedication.
   牛周很艰难，但它们教会了我关于毅力和奉献的重要课程。