[U]氢 colorless and smell-less gas which burns very easily
英英释义
Noun:
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。
来自柯林斯例句
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。
来自柯林斯例句
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。
来自柯林斯例句
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。
来自柯林斯例句
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。
来自柯林斯例句
用作名词 (n.)
Hydrogen is highly explosive. 氢极易爆炸。
Hydrogen and oxygen are gases. 氢和氧是气体。
A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
用作名词 (n.)
Hydrogen combines chemically with oxygen to form water. 氢和氧化合成为水。
