hydrogen propellant

• 氢燃料

hydrogen propellant的用法和样例：

例句

1. The project hopes to export hydrogen fuel cell buses in the future.
   该项目希望在不久的将来可外销氢燃料电池汽车。
2. Hydrogen fuel cell buses cost more than traditional buses.
   氢燃料电池公交车比传统的花费多。