yearly operation mode

例句：

1. 1. The company has a policy of yearly bonuses for its employees.
   该公司有一项政策，每年为员工提供奖金。
2. 2. They plan to visit the city every year during their vacation.
   他们计划在假期期间每年访问这座城市。
3. 3. The farmers have been practicing yearly planting techniques.
   农民们一直在练习每年种植技术。