单词	politeness strategy
释义	politeness strategy 礼貌策略
随便看	positive going trigger positive-going zero crossing positive going zero crossover positive going zeror crossing positive goodwill positive good will positive good-will positive governing positive government positive-g period positive gradient positive Gram positive Positive gravitation field positive gravity positive grid positive grid alloy positive grid characteristic positive-grid characteristic positive grid current positive grid multivibrator positive-grid multivibrator positive grid oscillation positive grid oscillator positive-grid oscillator positive grid oscillator tube