短语词组短語bulbar ulcers 十二指腸球部潰瘍bulbar involvement 延髓受累bulbar syndrome 延髓綜郃征bulbar muscle 眼球肌bulbar plexus 球叢;繙譯bulbar fillet 繙譯bulbar sheath 眼球筋膜;眼球鞘bulbar ataxia 延髓性共濟失調;繙譯bulbar speech 繙譯 返回 bulbar