n.载氧气体 oxygen-bearing: 含氧的gas and oxygen: 气体和氧气gas oxygen: 气态氧gas bearing: 含气层; 含气的; 含瓦斯的; 气润滑轴承; 气体轴承oxygen-bearing copper: 含氧铜下载手机词典可随时随地查词查翻译
