瑜伽练习中的呼吸技巧有助于将注意力集中在当下。

The breathing techniques in yoga help with ___centering your attention on the present moment.

工人们在浇筑混凝土之前搭建了木质支架作为临时支撑。

The builders set up wooden ___centring to support the structure while pouring the concrete.

摄影师仔细调整了镜头的对中，以确保画面平衡。

The photographer carefully adjusted the lens ___centering to ensure a balanced composition.