Home/subcasingsubcasing/suhb-key-sing, suhb-key-/US // sʌbˈkeɪ sɪŋ, ˈsʌbˌkeɪ- //副套管,衬垫,衬套,衬垫层Definitionsn.名词 noun1 Carpentry.: a rough casing for a doorway or window.Level 4Browse all words →