英语单词分类 轻松记单词

helium

简写符号: He

helium基本解释

n.

helium同义词

helium相关例句

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。

helium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)

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