call instruction

例句：

1. 1. The engineer gave the technician a call instruction to fix the faulty circuit.
   工程师给技术员一个呼叫指令来修理有故障的电路。
2. 2. During the emergency, the firefighters used their call instructions to direct the rescuers.
   在紧急情况下，消防员使用他们的呼叫指令来指导救援人员。
3. 3. The company issued a new call instruction for its employees to improve efficiency.
   公司发布了一项新的呼叫指令，要求员工提高效率。