helium
n.
氦
英語翻譯 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)
造句
用作名詞(n.)
- Helium and neon are inert gases.
氦和氖為惰性氣體。
- Most big balloons are now filled with helium.
現(xiàn)在許多大氣球中充的是氦氣。
常用短語
-
helium cycle
氦循環(huán)
-
helium thermometer
氦溫度計
-
helium pressurization
壓縮氦擠壓
-
helium star
氦星
-
helium tank
氦氣瓶
-
helium burning
氦燃燒
-
helium syncope
氦暈厥
-
helium nucleus
氦核
-
helium dating
氦年代測定法...
-
helium speech
氦語言
-
helium injection
通氦
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