hydrogen例句
Hydrogen is used extensively in industry for the production of ammonia.
氢气在工业上广泛用于制氨。
He mobilized public opinion all over the world against
hydrogen-bomb tests.
他动员全世界的舆论反对氢弹试验。
Carbon,
hydrogen and oxygen combine chemically to form carbohydrates and fats.
碳、氢、氧化合形成碳水化合物和脂肪。