例句與造句

1. These isomorphisms make the appropriate category of pointed spaces into a symmetric monoidal category with the smash product as the monoidal product and the pointed 0-sphere ( a two-point discrete space ) as the unit object.
2. The category " "'K "-SVect "'is a monoidal category with the super tensor product as the monoidal product and the purely even super vector space " K " 1 | 0 as the unit object.
3. It's difficult to find unit object in a sentence. 用unit object造句挺難的