ramus posterior arteriae recurrentis ulnaris尺: chi,a unit of length返: return动脉: artery; arterial后: behind; back; rear支: branch; offshoot下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:尺返动脉后支,即可在微信中查询翻译