one of the three sections of the hipbone; situated below the ilium 同义词：ischial bone, os ischii,
The ischium forms the lower and back part of the hip bone (os coxae). The word ischium dates back to c.
例句与用法
1.
The sick cow frequently attempts urination and pulsates the urethra over the ischium arch . 病牛频频企图排尿，搏动坐骨弓上的尿道。
2.
Football coach carlos ischia ( l ) poses next to argentina ' s boca juniors president pedro pompilio during his presentation as new coach at the bombonera stadium in buenos aires , on december 26th , 2007 新教练在博卡任助理教练的时候，博卡取得了5次联赛冠军， 3次南美解放者杯冠军，他的经验成为了非常宝贵的财富。
3.
It shows many typical characters seen in the type species of the genus of sinornithosaurus , which discovered also from western liaoning . ngmc 00 - 12 - a can further be included in sinornithosaurus by the dentary bifurcated posteriorly , unserrated premaxillary teeth , u - shaped furcula , extremel y short manual phalanx iii - 2 in comparison with the length of phalanx iii - l , very large and developed obturator process of the ischium , partially arctometatarsalian metatarsal iii and so on 它具有许多中国鸟龙属sinornithosaurus所特有的特征，如：齿骨后部分叉、前颌骨齿齿冠前后缘均无小锯齿、叉骨u形、第指第2指节很短、坐骨封闭突极大且具有坐骨后背突、第?骨部分窄足型等，因而无疑应归入该属中。
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