disc protrusion椎间盘突出;椎间盘前突;详细翻译
bimaxilhlry protrusion双颌前突
key protrusion[木] 榫舌;榫舌
lower protrusion下凸
protrusion height凸出高度
dental protrusion翻译
protrusion rampart挤出垒
protrusion coefficient外挑系数
protrusion value出刃值
N-COUNT（可数名词） A protrusion is something that sticks out from something. 凸出物; 凸起部分 [正式]
He grabbed at a protrusion of rock with his right hand.
他用右手抓住了一块凸起的岩石。