The structure of 踏踏实实 is a common AABB pattern in Chinese, where repeating the characters adds emphasis and a certain rhythm. “踏踏” (tātā) creates a vivid image of steady, repeated steps, one after another. “实实” (shíshí) intensifies the quality of being solid and real. Combined, 踏踏实实 literally paints a picture of “stepping solidly, stepping solidly,” perfectly capturing the idea of making steady, reliable, and concrete progress.