circulating decimal

例句：

1. 1. The blood in the body is constantlycirculating.
   体内的血液不断循环。
2. 2. Theair around us is continuously circulating.
   我们周围的空气不断循环。
3. 3. Thewater in the lake iscirculating through the river.
   湖中的水通过河流循环流动。