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首页英语词典hydrogenhydrogen英英释意

hydrogen

英 ['haɪdrədʒ(ə)n] 美['haɪdrədʒən]

英英释义考试真题实用场景例句

n. [化学] 氢

英英释意

1. a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe

双语例句

1. Hydrogen is used extensively in industry for the production of ammonia.: 氢气在工业上广泛用于制氨。

2. 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。

3. A hydrogen leak forced NASA to ground the space shuttle.: 氢气泄漏迫使美国国家航空航天局停止了航天飞机的发射。

4. 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。

5. In May engineers found a leak in a hydrogen fuel line.: 5月份工程师们在一条氢燃料管线上发现一条裂隙。