three Ps三P
threenum.三n.三;三个adj.三个的
Three-toed slothsn.树懒属
three-column core三柱型铁心
Threetier structure三层结构
three-judge court三法院法庭
three-dimensionaladj.三维的;三度的;立体的;生动的
three dimension GIS三维GIS
Three parks linkage三区联动
three-layer frame三层结构
three point bending三点弯曲
Three-level model三能级