趣英语 / helium例句

helium例句

Helium is a very light gas.
氦是一种非常轻的气体。

Helium is a gas used in balloons.
氦是一种用于气球的气体.

Unlike helium - 4, it cannot be produced by radioactive decay.
与氦 - 4不同之处是, 氦-3不能由放射性衰变产生.

相关问题

  • helium的音标？

    helium的音标：helium的英式发音音标为：['hi:liəm]helium的美式发音音标为：['hiliəm]...

  • helium什么意思解释？

    n.氦...

  • helium造句

    Helium is a very light gas.氦是一种非常轻的气体。A synthetic element produced in trace quantities by helium isotope bombardment of curium.锎一种合成元素,由氦同位素轰击锔可得到微量的这种元素.helium balloons for the children’s party儿童聚会用的氦气球Helium is a gas u...