able to be developed, in particular 可发展的,尤指 ■(of land or property) able to be adapted or improved so as to become productive or profitable (土地,财产)可开发的,可改造的 ■(Geometry)(of a curved surface) capable of being flattened into a plane without overlap or separation, as with a cylinder (几何)(曲面)可展开(成为平面)的(如圆柱体) ■(Mathematics)(of a function or expression) capable of being expanded as a series (数)(函数,表达式)能作为级数展开的