threenum.三n.三;三个adj.三个的
three-fourths value clause四分之三价值条款
three-dimensional isolator三维隔震支座
Three - River Water System“三江”水系
three system of temperaments三种律制
three dimensional ruralissue三农问题
three lever computer network三级计算机网络
three-dimensional gas flow三维流动
three-lobe journal bearing三油楔固定瓦滑动轴承