# 例句
1、A square has four sides but acirclehas no sides.
正方形有四条边,而圆形没有边。
2、I need experience to get a job but without a job I can't get experience it's a viciouscircle.
我得有经验才能找到工作,可是没有工作我就无法获得经验--这真是个恶性循环。
3、He is part of an exclusive socialcircleand belongs to an exclusive club.
他所处的社交圈子很排外,而且参加的又是个很排外的社团。
4、He has a largecircleof friends.
他有一大群朋友。
5、The planecircledthe airport before landing.
飞机在着陆之前在机场上空盘旋。