guān
mùlù
yīngwénjièshì
  1. :  the respiratory apparatus
  2. n.:  lung,  breathing apparatus,  respiratory organs,  the respiratory organs
bāo hán cí
guān fáng yòng pǐnxiān tiān xìng guān quē shū de shuǐ zhōng guān
de guān jiāo huàn shì guān zhǒng liú jìn xíng de shū shāi xuǎn jiǎn chá