单词：respiratory apparatus
呼吸系统
respiratory apparatus的用法和样例：
例句
- The lungs are respiratory organs.肺是呼吸器官。
- Never attempt to fight a fire wearing a respirator or breathing apparatus.绝不要尝试在带着呼吸器或呼吸装置的情况下去救火。
- Respiratory failure occurred and the CXR showed disease progression.但抗生素治疗无效且病情进展至呼吸衰竭需使用呼吸器。
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