短語(yǔ)詞組短語(yǔ)Rachet effect 棘輪傚應(yīng)rachet jacks 棘輪千斤頂rachet effects 激勵(lì)機(jī)制設(shè)計(jì)約束keep up a rachet 方〉∶七嘴八舌地說(shuō)話Brownian Rachet model 佈朗棘輪模型Exalted with Rachet 棘齒崇拜Rachet & Clank 瑞奇與叮儅steam boat rachet 花籃螺絲 返回 rachet