常备兵

例句：

1. 1. The army has a large number of regular soldiers.
   军队拥有大量的常备士兵。
2. 2. The government is preparing for the possibility of an emergency.
   政府正在为紧急情况做准备。
3. 3. The military is always ready to respond to any crisis.
   军队总是随时准备应对任何危机。