unobstructed的例句（unobstructed在句子中的用法）

• The motorist enjoys an unobstructed view of the natural scenery as he drives across the bridge. 汽车驾驶员在开车过桥时,可以一览无余地观赏自然风光.
• Pressure and flow pulses may be used to keep the tubes unobstructed. 可用压力和流动脉冲使管子畅通.
• Bite block and tongue depressor. insuring unobstructed ventilation. 用于防止舌后坠, 保障患者正常通气.
• Lay them on their side and ensure the airway is unobstructed. 让他们侧躺着,并确保呼吸道畅通.