inert gas
英
美
- 惰性气体
详细释义
Noun:
-
any of the chemically inert gaseous elements of the helium group in the periodic table
双语例句
- Helium and neon are inert gases.
氦和氖为惰性气体。 - It is not necessary to replace air with inert gas.
不必用惰性气体置换空气。
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