YOU SAID:

They secrete mucus to protect against infection and humidify the air you breathe before it reaches the lungs.

INTO JAPANESE

粘液を分泌して感染を防ぎ、呼吸する空気が肺に到達する前に加湿します。

BACK INTO ENGLISH

They secrete mucus to prevent infection and humidify the air you breathe before it reaches your lungs.

INTO JAPANESE

感染を防ぎ、呼吸する空気が肺に到達する前に加湿するために粘液を分泌します。

BACK INTO ENGLISH

They secrete mucus to prevent infection and humidify the air you breathe before it reaches your lungs.