后视镜

例句：

1. 1. The driver needs to adjust the rearview mirror before starting the engine.
   司机在启动引擎之前需要调整后视镜。
2. 2. The rearview mirror helps us see what's behind us while driving.
   后视镜帮助我们在驾驶时看到我们身后的情况。
3. 3. The rearview mirror is a crucial safety feature in vehicles.
   后视镜是车辆中至关重要的安全特性。