oxygen jet

例句：

1. 1. The oxygen jet is used to inject air into the engine.
   氧气喷射器用于向发动机注入空气。
2. 2. The oxygen jet helps to clear the airway of any foreign objects.
   氧气喷射器有助于清除呼吸道中的任何异物。
3. 3. The oxygen jet was used to treat patients with respiratory problems.
   氧气喷射器被用于治疗呼吸系统疾病患者。