specification
/ˌspesɪfɪˈkeɪʃn; ˌspɛsəfə`keʃən/ n
1 [C esp pl 尤作复数]
details and instructions describing the design, materials, etc of sth to be made or done 规格; 规格说明
specifications for (building) a garage （建造）车房的规格说明
the technical specifications of a new car 新汽车的技术规格.
2 [U] action of specifying 具体说明; 详述
the specification of details 细节的详述.