氦 meaning in English
名 [化学] helium (2号元素, 符号 he)
Examples
- A fountain of helium spurt out of the tube .
有一股氦的喷泉从小管中喷出。 - Helium is a gas used in balloons .
氦是一种用于气球的气体。 - Helium was discovered on the sun .
氦是在太阳上发现的。 - Hydrogen might be depleted with some of it turning into helium .
氢可能被耗尽，一部分变为氦。 - One safety catch in his design is its helium coolant .
这次设计中采用的一个安全措施就是使用氦冷却剂。