retrorseadj.逆向的；反向的；向下的retroadj.（时装或化妆）重新流行的n.减速火箭(=retrorocket)；重新流行pref.表示“向后”、“回归”、“在后面”retrofitting and renovation奥运场馆retrofit for supplying heat供热改造retropharyngeal lymph nodes咽后淋巴结retroperitoneal laparoscopy后腹腔镜retrogression of succession逆行演替Retroperitoneal laparoseope后腹腔镜Retroperitoneal fistulogram腹膜后瘘管造影摄片retrogression and formation退化与形成retropharyngeal hemoblisters龙口念珠风Retrope ritoneal Laparoscopy后腹腔镜