Xema叉尾鸥属
Xen.[化]元素氙(xenon)的符号
xenogenic transplantation异种移植术
xeroradiographic contrast干板X线摄影对比
Xenorhabdus nematophila BP嗜线虫致病杆菌BP品系
xeroradiographic equipment干板X线摄影机
xerodermic idiocy syndrome干皮性痴呆综合征
xesident power consumption居民用电
Xenodaeria angustiprocerian.窄突厉蚤
Xenortholitha extrastrenuan.折黑点尺蛾
Xenacanthippus hainanensisn.海南等跗蝗