grav.el 【名詞】1 礫石; 砂礫2『病理』尿砂; 腎砂【及物動詞】grav.eled, grav.el.ing, grav.els (grav.elled, grav.el.ling, grav.ells)1 以石礫鋪 (路)2 使困惑; 使窘困3 〔口語〕 惹怒; 惹惱