Complex sentence: Uniform truncations are a special case of this with equal edge lengths, for example truncated cube t 0,1 or t, with square faces becoming octagons, with new triangular faces are the vertices.
Split into simpler sentences: Uniform truncations are a special case of this with equal edge lengths. The truncated cube t 0,1 or t, with square faces becoming octagons, with new triangular faces are the vertices.