hydrogen-powered的例句（hydrogen-powered在句子中的用法）

• pH is a measure of the concentration of free hydrogen atoms in a solution... pH值是测试溶液中自由氢原子浓度的单位。
• They'd have a lot of hydrogen sulfide gas bound up in their cells. 他们的牢房里有大量的硫化氢气体。
• ...a high-powered assault rifle. 大火力军用步枪