| 单词 | blue gas |
| 释义 | Definition of blue gas in English:blue gasnoun historical
OriginEarly 19th century; earliest use found in Amos Eaton (1776–1842). Definition of blue gas in US English:blue gasnoun historical
OriginEarly 19th century; earliest use found in Amos Eaton (1776–1842). |
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