circular

名词 circular:

1. an advertisement (usually printed on a page or in a leaflet) intended for wide distribution
   同义词：handbill, bill, broadside, broadsheet, flier, flyer, throwaway

形容词 circular:

1. having a circular shape
   同义词：round
2. shaped like a ring
   同义词：annular, annulate, annulated, circinate, ringed, ring-shaped, doughnut-shaped
3. marked by or moving in a circle
   同义词：rotary

1. We can compute the circular area with radius.
   我们能用半径计算出圆的面积。
2. A flat-bottomed, roughly circular volcanic crater of explosive origin that is often filled with water.
   小火山口一种底部平坦、大致呈圆形的火山爆发后形成的盛满水的低洼地
3. A device for protection from the weather consisting of a collapsible, usually circular canopy mounted on a central rod.
   雨伞用来防风雨装置，由某在一根中心柱上的可折收的，经常是圆形的罩蓬构成
4. Stop giving me circular explanations and tell me what really happened.
   别拐弯抹角地解释了，告诉我究竟发生了什么。
5. The full moon has a circular form.
   满月呈圆形。

cir.cu.lar

adj.Abbr. cir,circ.（形容词）缩写 cir,circ.
Of or relating to a circle.
圆圈的：圆圈的，与圆圈有关的

Shaped like or nearly like a circle; round.
圆形的：形状为圆或近似为圆的；圆的
Moving in or forming a circle.
进入圆内或形成圆的
Circuitous; roundabout:
迂回的；绕行的：
例句：
took a circular route to the office.
绕道去办公室

Marked by reasoning in a circle:
循环论证的：表现出循环特征推理的：
例句：
a circular theory.
循环理论

Addressed or distributed to a large number of persons.
供传阅的，流通的：宣扬或发送给大批人的
n.（名词）
A printed advertisement, directive, or notice intended for mass distribution.
印制的广告，传单：印成的广告、通告或通知，用于大量的分发

来源：
Middle English circuler
中古英语 circuler
from Anglo-Norman
源自 英法语
from Latin circul3ris
源自 拉丁语 circul3ris
from circulus [circle] * see circle
源自 circulus [圆圈] *参见 circle

【引伸】
cir.cular.ity
cir.cularly
adv.（副词）