1. 突出：Ishihara等(4)按纤维环及后纵韧带的完整情况,将腰椎间盘突出程度分为突出(protrusion),韧带下型脱出(subligamentous extrusion),穿韧带型脱出(transligamentous extrusion)和游离(seguestration)4型,未发现椎间盘突出程度与小关节突不对称有关联.
2. 萌动：(二)萌动阶段?...萌动(protrusion)是种子萌发的第二阶段. 种子在最初吸胀的基础上,吸水一般要停滞数小时或数天.
3. 隆起：3.1 基准面(Datum plane)的建立3.2 基准曲线(Datum curve)的建立3.3 基难点(Datum point)的建立3.5 基准轴(Datum Axis)的建立4.2 构建计算机主机机箱的前盖板隆起(Protrusion)特征4.3 构建计算机主机机箱的前盖板槽(Slot)特征4.4
3. 七彩网·英语单词大全
1. 凸出物；凸起部分
A protrusion is something that sticks out from something.
e.g. 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。
noun
1. the act of projecting out from something
Synonym: projectionjutjutting
2. something that bulges out or is protuberant or projects from its surroundings
e.g. the gun in his pocket made an obvious bulge
the hump of a camel
he stood on the rocky prominence
the occipital protuberance was well developed
the bony excrescence between its horns
Synonym: bulgebumphumpswellinggibbositygibbousnessjutprominenceprotuberanceextrusionexcrescence