helium是什么意思
2024-01-13 21:13:17
helium
n. 氦
简写符号：He
近义词：he，
详细释义
n.(名词)
- 【化】氦
- 盐沼泽群落
英英释义
Noun
- a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
例句
用作名词(n.)
- Helium and neon are inert gases.氦和氖为惰性气体。
- Most big balloons are now filled with helium.现在许多大气球中充的是氦气。