threeleveladj.三级的
threenum.三n.三;三个adj.三个的
three-span guardrail system三跨护栏系统
three-stages teaching model三段式
three-dimensional transform三维变形
three -field coupling model三域耦合模型
three-link energy structure三环节能量结构
three pars plana sclerotomies两切口硅油取出
three hundred and seventy two(=372) 三百七十二
three point bending beam test三点弯曲梁试验