gaseous electronics

例句：

1. 1.The balloon was filled with helium gas.
   这个气球充满了氦气。
2. 2. Gases are made up of molecules that contain a large number of atoms.
   气体是由含有大量原子的分子组成的。
3. 3. The scientist conducted experiments to study the properties of gases.
   这位科学家进行了实验，研究气体的性质。