“air sac”的中英文读音、翻译、固定搭配用法、短语词组及例句-英语词汇-学习网

单词	air sac
释义	air sacn.（名词） An air-filled space in the body of a bird that forms a connection between the lungs and bone cavities and aids in breathing and temperature regulation.气囊：鸟体内连结肺和骨穴的气囊，帮助呼吸和温度调节 See alveolus 参见 alveolus A saclike, thin-walled enlargement in the trachea of an insect.气囊：昆虫气管中囊状薄壁的扩张
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