单词	endotracheal tube
释义	endotracheal tube noun plural endotracheal tubes : a small, usually plastic tube inserted into the trachea through the mouth or nose to maintain an unobstructed passageway especially to deliver oxygen or anesthesia to the lungs The endotracheal tube is connected to a ventilator, which controls the patient's breathing throughout the operation and delivers oxygen to the lungs. Elizabeth G. Douglas called also breathing tube Word History First Known Use 1932, in the meaning defined above Medical Definition endotracheal tube noun : a small, usually plastic tube inserted into the trachea through the mouth or nose to maintain an unobstructed passageway especially to deliver oxygen or anesthesia to the lungs called also breathing tube
随便看	if i were if I were (someone) if i were someone if I were you if it ain't broke, don't fix it if it comes to that if it had not been for if it isn't if it kills one if it wasn't if it were not for if it's any consolation if it's the last thing someone (ever) does if it's the last thing someone does if it's the last thing someone ever does if looks could kill, I'd be dead right now if memory serves if memory serves me (correctly if memory serves me right if memory serves me rightly) if money if moneys if monies if my memory serves me (correctly if my memory serves me right

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