ischemic optic neuropathy缺: be short of; lack视神经: optic nerve; nervus opticus病: illness; sickness; disease; ...后部缺血性视神经病变: pion; posterior ischemic optic neuropathy前部缺血性视神经病: anterior ischaemic optic neuropathy; anterior ischemic optic neuropathy下载手机词典可随时随地查词查翻译