The breathing apparatus includes the nose, throat and lungs.

呼吸器官包括鼻、咽。

The astronauts have special breathing apparatus.

宇航员有特殊的呼吸装置。

I nearly suffocated when the pipe of my breathing apparatus came adrift.

呼吸器上的管子脱落时，我差点给憋死。

The volume of the breathing apparatus is small.The weight of it is light.The operation is simple.It is on the safe side and comportable for the wearer.

本呼吸器具有体小、重量轻、操作简单、安全可靠、面罩视野宽阔、气密性好。

In the event of a fire, wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full facepiece operated in the pressure demand or other positive pressure mode.

如果发生火灾，请在要求的压，保护衣和国立职业安全与健康研究所批准的呼吸器械和口罩。