不愿分离的气球取两只大小相同的气球吹成一样大小，扎好后挂成一样高，两球隔开一小段距离，用吸管插在两个气球之间吹气。两个气球没有被吹开，反倒贴到一起了！穿“裙子”的气球平时，我们把吹足气的气球放开，气球会到处乱窜。可是如果你给气球穿上“裙子”，它就可以笔直 Unwilling to separate the balloon to take two balloons of the same size blown the same size, tied into the same height after the two balls separated by a short distance, with a straw inserted between the two balloons inflatable. Two balloons have not been blown open, but actually posted together! Wearing a “skirt” of the balloon usually, we blow the balloons to let go of the balloon will be chaos around. But if you put on the balloon “skirt”, it can be straight