air sac meaning in English

肺胞囊
气囊气孔

Technical conditions of marine air sac in inland rivers
船用气囊技术条件
Birds have up to nine extra air sacs to supplement their lungs
鸟除了肺还有9个多的气囊作为肺的补给。
The cells are part of the tiny air sacs lining the lower airways known as aleoli
这些细胞是小肺部泡囊的一部分，小肺部泡囊又称肺泡排列在下呼吸道内。
The hydi . au1ic pressure system uses the pmp / motor and the container of air sac type as the energy transfomtion and the storage part , so it has compact structure and the rapid reaction
液压系统采用功能可逆式泵马达，气囊式蓄能器为能量转换及贮存部件，实现结构紧凑，反应迅速的要求。
Lung : hyperaemia ; extravasations ; in parabronchi and some air sacs oedematous fluids ; cannot see feed particles and in some blood vessels are the same type of fluids ( thrombi ) ; masses of bacteria in the tissue
肺脏:充血;外渗;副支气管内及某些肺泡有积水,没有饲料微粒,某些血管有相同的积水(血栓症) ,有大量细菌在组织内

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