| 单词 | 超流体 |
| 释义 | 〔helium〕A colorless, odorless inert gaseous element occurring in natural gas and with radioactive ores. It is used as a component of artificial atmospheres and laser media, as a refrigerant, as a lifting gas for balloons, and as a superfluid in cryogenic research. Atomic number 2; atomic weight 4.0026; boiling point -268.9°C; density at 0°C 0.1785 gram per liter. See table at element 氦：自然界天然气体或放射性矿石中一种无色、无味的惰性气体状成分。用作人造大气层和镭射媒体的组成部分，和用作制冷剂及飞行气球的气体，还在低温学研究中用作超流体。原子序数2；原子量4.0026；沸点-268.9°C；浓度在0°C时为每升0.1785克 参见 element〔superfluid〕A fluid, such as a liquid form of helium, exhibiting a frictionless flow at temperatures close to absolute zero.超流体：一种在温度接近绝对零度时能不受摩擦力作用而流动的流体，例如氦元素的液体状态 |
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