underwater operating machine

例句：

1. 1. The underwateroperating machine is used to explore the oceanfloor.
   这种水下操作机用于探索海底。
2. 2.The submersible was designed to withstand extreme pressures and depths.
   这种潜水器设计用来承受极端压力和深度。
3. 3. The underwater vehicle was equipped withadvanced sensors for monitoring the environment.
   这种水下车辆配备了先进的传感器，用于监测环境。