no-load state

例句：

1. 1.The no-load state is when the machine is not being used.
   无负载状态是指机器未被使用的状态。
2. 2. During the no-load state, the machine can be used to perform maintenance tasks.
   在无负载状态下，机器可以用来执行维护任务。
3. 3. The no-load state helps to reduce energy consumption and save costs.
   无负载状态有助于减少能源消耗并节省成本。