Setting up a circle serves as a result of developing relationship, and each circle should bear its own characteristics.
建立起自己的圈子是人际关系成功的标志，而每个圈子都有自己的特点。
2
A circle clear ripple appeared on the surface of lake, and the innumerable spray jumped in the setting sun.
湖面上荡起了一圈圈粼粼的波纹，无数浪花在夕阳的柔光中跳跃。
3
The paper introduced setting principle, calculation and testing method for the low exciting limit unit using the static out of step characteristic circle.