它把水从像袋子一样的囊状物里抽出来，使囊状物的内部形成真空状态。
It pumps water out of tiny bag-like bladders, making a vacuum inside.
随后声波被这些囊状物在鼻疣中传播。
The sound waves are then transmitted by the bursa through the melon.
这些囊状物会储存更多的细菌和食物颗粒。
原来，这些囊状物是用于将声波传播到鼻疣中的。
These bursa, it turns out, are what's responsible for transferring sound to the melon.
特别地，所述基底为充气的囊状物如用在运动鞋中的气囊。
In particular, the substrate is an inflated bladder such as an airbag used in athletic shoes.
滑囊是较小的囊状物，位于勾当的布局间，如骨骼，肌肉，皮肤和肌腱。
Bursae are small sacs located between moving structures such as bones, muscles, skin and tendons.
而膨胀式封隔器的膨胀则是通过泵送流体进入囊状物，与气球大约同样的方式，但是比气球具有更坚固的结构。
The expansion of the latter is accomplished by pumping a fluid into a bladder, in much the same fashion as a balloon, but having more robust construction.
一种囊状的呼吸器官，见于蝎子和蜘蛛等蜘蛛类节肢动物，由象书的纸页一们平行排列着的膜状重叠物组成。
A sacculate respiratory organ found in some arachnids, such as scorpions and spiders, consisting of several parallel membranous folds arranged like the pages in a book.
一种囊状的呼吸器官，见于蝎子和蜘蛛等蜘蛛类节肢动物，由象书的纸页一们平行排列着的膜状重叠物组成。
A sacculate respiratory organ found in some arachnids, such as scorpions and spiders, consisting of several parallel membranous folds arranged like the pages in a book.
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