圆形的英语:circle ['sɜːk(ə)l]
词性:
n. 循环，周期；圆；圈子；圆形物；vt. 画圆圈；环绕…移动；vi. 盘旋，旋转；环行。
短语:
osculating circle 密切圆
Parhelic circle 幻日环
Kreisau Circle 克莱稍集团
inscribed circle 内切圆
Circle criterion 圆判据
Austrian Circle 奥地利循环
Gal Circle 辣妹掌门人
virtuous circle 良性循环
造句:
1.They shut him from their circle.
他们把他排除在他们的圈子外。
2.She bent the wire into a circle.
她把铁丝弯成圆圈。
3.Any two diameters of a circle intersect each other.
圆周内两直径必相交。
4.We met at a party, where he hovered around my conversational circle for a while and then came up to me and asked, "Are you with someone?
我们在一次聚会上相遇，他在我谈话的圈子周围徘徊了一会儿，然后走到我面前，问我：“有人和你一起吗？”
5.Well, what is the equation of this circle in polar coordinates?
那么，这个圆方程在极坐标系下相当于什么呢？
6.I taught her to run around in a circle, to go one way then turn around and go another.
我教她在一个圆周中的附近跑, 然后去一个方法回过头而且去另外一.
安好即可
