middlemann.中间人；经纪人middleadj.中等的；中间的；中期的n.中间vt.放在中间；把 ... 对折middle school polities中学政治课Middle third of vagina阴道中三分之一middle whirlpool fount中泠泉middle-thick rolling中厚板轧制Middle-Late Mesozoic辽西地区middle seasonal strain中熟种middle metacarpal bone第三掌骨Middle or small rivers中小河流middle and aged people中老年middle cervical fascia颈筋膜中层