Hold a hydrogen balloon instead of a swim ring in the sea.
牵一个氢气球代替游泳圈在海里游泳。
The balloon may be filled with helium or hydrogen.
气球中可能会充满氦气或者氢气。
Balloon: Large airtight bag filled with hot air or a lighter-than-air gas such as helium or hydrogen that can rise and float in the atmosphere.
气球：一种大型气密球囊，内充热空气或轻于空气的气体（如氦或氢），以产生浮力，可在大气中上升和飘浮。
The balloon was distended because of filling of hydrogen.
气球因充满了氢气而膨胀。
The balloon rushes out the container when be inflated with hydrogen with proper pressure, thereby creating am atmosphere with happy and jollification.
当充氢气而压力适当，气球将冲出容器升空，造成一种欢快热闹的气氛。
The balloon rushes out the container when be inflated with hydrogen with proper pressure, thereby creating am atmosphere with happy and jollification.
当充氢气而压力适当，气球将冲出容器升空，造成一种欢快热闹的气氛。
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