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. protrusion的反义词

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

1. 凸出物；凸起部分
    A protrusion is something that sticks out from something.

protrusion的解释

    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。

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