air sacs翻译
air sacs的基本解释
读音: 美: 英:
气囊：鸟类和爬行动物呼吸系统中的气囊状结构，用于储存空气和帮助呼吸。
例句
The lungs consist of millions of tiny air sacs.肺包含数百万个小肺泡。《柯林斯英汉双解大词典》Anatomically precise support for the heel and ankle, air sacs for extra spring and comfort each year bring apparent new refinements.在结构上来说，对脚跟和脚踝的恰好支撑，还有气囊带来的额外弹性和舒适度，每年都会有明显的改进。
The air sacs are surrounded by a dense network of minute blood vessels, or capillaries, which connect to the heart.这些气囊被连接着心脏的浓密的毛细血管网包围着。
短语
air sacs expand 气囊扩张
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纠错
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