短语词组短語stagnate e 淤塞stagnate v 停滯Stagnate phase 停滯期stiff stagnate 板滯stagnate development 滯後發展stagnate membrane 滯流膜層development stagnate 發展滯後zh ì stagnate 滯stagnate energy 宣肅陞降 返回 stagnate