例句與造句

1. There are two Coxeter groups associated with the " truncated hexacross ", one with the C 6 or [ 4, 3, 3, 3, 3 ] Coxeter group, and a lower symmetry with the D 6 or [ 3 3, 1, 1 ] Coxeter group.
2. It's difficult to find truncated hexacross in a sentence. 用truncated hexacross造句挺難的