“氧气面罩”概念、定义、翻译-科学时代

单词	氧气面罩
释义	航空航天词汇手册 oxygen mask 氧气面罩
随便看	blocking blocking blocking blocking blocking blocking blocking blocking blocking blocking blocking antibody blocking call blocking chart blocking circulation blocking condenser blocking diameter blocking effect blocking effect blocking electrode blocking fish with electric screen blocking generator blocking high blocking layer blocking layer photo cell blocking lens

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

oxygen mask