红宝石微波量子放大器红宝石微射ruby: n. 1.【矿物】红宝石,红玉;(钟表里的)宝石(轴承) ...maser: n. 〔缩略语〕(microwave amplifica ...maser ruby: 微波激射器红宝石laser-pumped ruby maser: 激光泵激红宝石量子放大器pulsed ruby optical maser: 脉冲红宝石激光器下载手机词典可随时随地查词查翻译