Deuterium is an isotope of hydrogen with one proton and one neutron in its nucleus.
重氢是一种氢的同位素，其原子核中有一个质子和一个中子。
The fusion of
deuterium atoms is a potential source of clean energy.
重氢原子的聚变是清洁能源的一个潜在来源。
Scientists often use
deuterium oxide, or heavy water, in laboratory experiments.
科学家们经常在实验室实验中使用重水（氘氧化物）。
Deuterium has a slightly greater mass than ordinary hydrogen due to the presence of the neutron.
由于含有中子，重氢的质量比普通氢稍大。
The abundance of
deuterium in the universe can provide insights into the processes that occurred during the Big Bang.
宇宙中重氢的丰度可以为理解大爆炸期间发生的过程提供线索。
Deuterium-labeled compounds are used in NMR spectroscopy to study molecular structures.
氘标记化合物在核磁共振光谱学中用于研究分子结构。
The substitution of
deuterium for hydrogen in organic molecules can alter their physical properties significantly.
在有机分子中用重氢替代氢可以显著改变它们的物理性质。
Heavy water reactors utilize
deuterium as a moderator to slow down neutrons for efficient nuclear fission.
重水反应堆利用重氢作为中子减速剂，以实现高效的核裂变。
Researchers are exploring the use of
deuterium in pharmaceuticals to enhance drug stability and reduce toxicity.
研究人员正在探索在药物中使用重氢以增强药物稳定性并减少毒性。
The presence of
deuterium in natural water is about 1 atom per 6,400 hydrogen atoms.
自然界水中重氢的比例大约是每6,400个氢原子中有一个重氢原子。
Designed to replicate inner sun reactions using hydrogen and deuterium gases as fuel, the apparatus will provide clean energy through controlled nuclear fusion and is expected to greatly enhance the research and development of key technologies in plasma physics research in China, CNNC said.
该装置旨在利用氘和氚气体作为燃料，复制太阳内部的反应，通过受控核聚变提供清洁能源。CNNC表示，这将极大地促进中国等离子体物理研究关键技术研发。
The ultimate goal of EAST, located at ASIPP in Hefei, is to create nuclear fusion like the Sun, using deuterium abound in the sea to provide a steady stream of clean energy.
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