hooping

The child was rolling a hoop.

那个孩子在滚铁环。

The acrobat could bend himself into a hoop.

个杂技演员可以把身体蜷曲。

The barrel had two metal hoops round it.

桶有两个金属箍箍着。

The wooden tub is fitted with the iron hoop.

木盆都用铁箍箍紧。

How did you manage to get permission for this? Did you have to jump through hoops?

是怎么得到许可的？是不是颇费了一番周折？

The chairs have soft seat, stylized cabriole legs and interlocking hoops in the back for a more formal look.

椅有柔软的坐垫，优雅的弯曲凳腿以及靠背上的环图案，是美式椅的经典式。