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.
送ta一个气球花。
忘记只是表情，我们所有的牌是基础具有丰富动画故事不仅仅丝带、蛋糕和气球，你可以送脸谱、移动编号和你的内容接触。
Forget just smileys, all our CARDS are story based with rich animation not just ribbons, cakes and balloons and you can send to Facebook, mobile Numbers and your Gmail contacts.
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