单词	压(力)水管
释义	同压(力)水管--引水管
随便看	general radiocommunication general rational fraction general reader general recognition principle general recombination general recommendation general record groups general records general records schedule general recursion theorem general recursive applicative and algorithmic language general recursive function general recursiveness general reduced gradient method general reduced gradient method{=grg method} general reference general register general register address general register，gr general relativistic collapse general relativity general remark general remarks general renewal process general repair