They admired the smoothness and efficiency with which the business was run.
他们钦佩这家公司协调高效的管理方式。
《牛津词典》
2
You can add edge enhancement or smoothness to a Jpeg, or vary the colour depth.
你可以对格式的图像进行锐化或钝化，或改变颜色的深浅。
《柯林斯英汉双解大词典》
3
That excellence is not just the awesome energy of the best runners and the smoothness of the organisation, but also the quality of determination shown by all the competitors.