柯林斯詞典rolling /?r??l??/ 1. ADJ Rolling hills are small hills with gentle slopes that extend a long way into the distance. (山丘) 綿延起伏的[ADJ n] ...the rolling countryside of southwestern France. …法國(guó)西南部綿延起伏的鄉(xiāng)村。 返回 rolling劍橋詞典 rolling adjective [before noun] (GRADUAL) gradual 逐漸的；逐步的 The plan is for a rolling extension of the tax over the next ten years . 計(jì)劃是在未來(lái)十年中將這一稅種的征收范圍逐步擴(kuò)大。 rolling adjective [before noun] (OF HILLS) (of hills ) gently rising and falling （山巒）平緩起伏的 The train journey took us through a valley past rolling hills . 我們乘坐火車(chē)沿一條山谷穿過(guò)綿延起伏的山巒。 習(xí)語(yǔ)a rolling stone (gathers no moss) 返回 rolling