circular，cycloid，[医] buninoid，round，cycloidal ；

[例句] 这艘驳船的两端都是圆形的。 The barge had a rounded bow and stern.

[例句] 那区域完全是圆形的. The area was perfectly round.

skillful，proficient，dexterous ；

[例句] 这些年来,我看到他变得更加圆熟了. I've seen him grow more mellow over the years.

[例句] 圆熟: 优质葡萄酒经多年陈酿而获得的平顺品质. Mellow: The smoothness which quality wines acquire with age.

（全家人聚一起） happy reunion，（团聚的结局） happy ending，end-all，[电影]The Happy Ending；

[例句] 这部书大团圆的结局读来让人感到不真实。 The book's happy ending seemed contrived.

[例句] 只有主人公先把那些恶龙制服，才有可能实现大团圆结局。 A happy ending is only possible because the hero has first vanquished the dragons.

roundstone，cobble，cobblestone ；

[例句] 河床上散布着很多大圆石。 The riverbed was strewn with big boulders.

[例句] 他躲在一块大圆石后面,静静地听着. He hid behind a great bowlder and fell to listening.

round ；

[例句] 他们愿意把轻划痕的边缘弄圆了. They tend to round off the edges of fine scratches.

[例句] 他把那个盒子的边角弄圆了. He rounded the edges of the box.

incircle，inscribed circle，internally tangent circle ；

[计] circumcircle ；

[例句] 他在这个圆之外画外接圆. He drew a circle around the points.

cupola，vaulting ；

[例句] 他们用树枝搭成圆屋顶. They formed the dome with the tree's branches.

[例句] 这是象征法政大学的圆屋顶标志. This symbol of the Thammasat University is known as Dome.

bowlder ；

[例句] 这头冒失的秃头熊打了在圆石头上的冒失的秃头熊,把圆石头上的冒失的秃头熊揍得使劲吼. On the shoulder on the boulder And made the bold bald bear on the boulder bawl.

[例句] 姊妹俩一路走着,经过一块空地,地上布满了无数很大的圆石头. Their road led them across a bare stretch of land strewn with boulders of rock.

chubbiness ；

[例句] 一位身材圆胖、面带笑容、满脸通红的先生出现了。 A rotund, smiling, red-faced gentle-man appeared.

[例句] 史蒂文斯先生圆胖的体形 the rotund figure of Mr Stevens

pencil compass，compasses，bow compass，dividers ；

cone，conoid ；

[例句] 斜圆锥体的轴线是不与它的地面垂直的. The axis of an oblique cone is not perpendicular to its base.

[例句] 第三步: 将巧克力倒进油纸做成的圆锥体中. Step 3: Pour the chocolate into a cone made of paper.

conic，[计] conical ；

[例句] 师:看电脑是怎样测量圆锥的高. 量一量自己的圆锥的高是多少厘米. Look at the computer. How many centimeters are there in your taper?

[例句] 圆锥的底面是()形,圆锥有()个底面. B 、 What shape is the flank of a taper?

cylindric ；

[例句] 这个圆筒的体积有多少? What's the volume of this cylinder?

[例句] 通常平动和转动同时发生, 例如,圆筒的滚动. Often translation and rotation occur simultaneously, as in the case of a rolling drum.

columnar，[医] cylindric，cylindrical ；

[例句] 那些砸到克林顿的石头是圆柱的底部. The stone that fell on Clinton's head came from the base of the column.

[例句] 采用了肌电图 ( EMG ) 来帮助确定用于促动肌肉圆柱的控制信号. Electromyogram ( EMG ) is employed to help determine the control signal used to actuate the muscle cylinders.

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[例句] 有分裂的常青叶子和黑色小而圆的果实的旧大陆藤蔓植物. Old World vine with lobed evergreen leaves and black berrylike fruits.

[例句] 菊花型.浅红色, 花朵特小.株形 直立, 花朵直上.叶小而圆. 花期较早. Pale red, Chrysanthemum - shaped; upright , very small blooms, erect, earlier flowering.

[旧] consummate ；

[例句] 她9岁就当了童养媳,直到16岁才圆房. Which kindergarten do you think our child should go to?

locus，circle diagram ；

boll ；

[例句] 圆荚体中的每个成员被认为是对整体贡献有益. Each within the pod is deemed necessary to contribute unto the whole.

[例句] 圆荚体中的每一成员因此对整体能量流也是重要而必须的. Each member of the pod is therefore necessary and important unto the energy of the whole.

circumferential ；

[例句] 为了混合或者调制而使之进入一种通常是圆周的运动状态. Both of approaching and returning movements are along the tangent of the circle.

[例句] 采用管件和管道制造商推荐的工具. 所有工具必须能够实现完美圆周的压紧作业. Use tools recommended by fitting and tubing manufactures. All tools must make a full - circle crimp.