| 单词 | gas cylinder |
| 释义 | Definition of gas cylinder in English:gas cylindernoun
OriginEarly 19th century; earliest use found in Arthur Aikin (1773–1854), natural scientist and author. Definition of gas cylinder in US English:gas cylindernoun
OriginEarly 19th century; earliest use found in Arthur Aikin (1773–1854), natural scientist and author. |
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