breathing apparatus

• 用于提供可呼吸空气或辅助呼吸的装置或设备，常用于医疗、潜水或危险环境中。

A device or equipment used to supply breathable air or assist with respiration, commonly used in medical, diving, or hazardous environment contexts.

1. Respiratory systemB2formal

   The set of organs and structures in the body that allow a person or animal to breathe.

   呼吸系统

   • The human breathing apparatus includes the lungs, trachea, and diaphragm.
   • Smoking can severely damage the breathing apparatus.
   • The doctor examined the patient's breathing apparatus for any blockages.

2. Mechanical deviceB2formal

   A device that supplies breathable air, often used in hazardous environments or underwater.

   呼吸器

   • Firefighters use a self-contained breathing apparatus to enter smoke-filled buildings.
   • The diver checked his breathing apparatus before descending.
   • The astronaut's breathing apparatus is essential for survival in space.