，半A diameter passes through the center of a circle.
直
从圆心穿过。
；
四周
活圈；循环活；活周期不息（《狮子王》主题曲）圈子地；整圆；
A diameter passes through the center of a circle.
直从圆心穿过。
The circle has a diameter of 6 inches.
这个圆直六英寸。
We are measuring the radius of the circle.
我们正在测量圆的半。
The aircraft circled over the landing field.
飞机在飞机场上空。
The plane circled the airport before landing.
飞机着陆以前在机场上空。
The birds circled around in the air.
鸟儿在空中。
The diameter and the circumference of a circle correlate.
圆的直与圆周有相互关系。
Some simpleminded observers fear that foreign enterprise will dominate government circles.
一些头脑简单的评论家担心外国企业会左右政界人士。
They sat in a circle round the fire.
他们
着火坐成一圈。
The teachers are used to circling the pupils' spelling mistakes in red ink.
教师习惯于用红笔圈出学的拼写错误。
The vultures were already circling around the dead animal.
兀鹰已经在着动物的尸体了。
Transpersonal psychology is claimed the Fourth Force in psychological circles, which emphasizes spirituality.
摘要超个人心理学自称是心理学界的第四势力，它的核心是重视精神性。
She moves in the highest circles of society.
她活在高级社交圈里。
The military aircraft circled over the landing strip for some time before it landed.
这架军用飞机着陆前在着陆跑道上空了一阵。
Vultures circled overhead as the lions fed.
狮子进食的时候，禿鹫在上空。
The enemy's planes circled round and round above our heads.
敌机在我们上方不住地。
Magnus’s army was gradually pushed back into a defensive circle.
马格努斯的军队被迫逐步撤回防守圈。
The children had a dance in a circle.
孩子们成一圈跳舞。
He has a tendency to run around in circles getting more and more worked up.
他总是来回地瞎忙活，把自己弄得越来越紧张。
There was a careful avoidance of the sensitive topic in the scholastic circles.
学术界小心地避开那个敏感的话题。
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成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
