zero homomorphism造句

例句与造句

1. In the non-unital case, the weak-* closure of " ?" is " ?" * " { 0 }, where 0 is the zero homomorphism, and the removal of a single point from a compact Hausdorff space yields a locally compact Hausdorff space.
2. It's difficult to find zero homomorphism in a sentence. 用zero homomorphism造句挺难的