- N-COUNT 半圆;半圆弧;半圆形
A semi-circle is one half of a circle, or something having the shape of half a circle.- They stood in a semi-circle round the teacher's chair and answered questions.
他们围着老师的椅子站成半圆形回答问题。
- They stood in a semi-circle round the teacher's chair and answered questions.
noun
- 半圆
one half of a circle - 半圆弧线
the line that forms the edge of a semicircle - 半圆形
a thing, or a group of people or things, shaped like a semicircle- a semicircle of chairs
摆成半圆形的椅子 - We sat in a semicircle round the fire.
我们坐在炉火前，围成一个半圆形。
- a semicircle of chairs
英英释义
noun
- a plane figure with the shape of half a circle
Synonym: hemicycle
- He indicated a semicircle with a radius of about thirty miles.
他标示出了一个半径大约为30英里的半圆形。 - It's called the Ring of Fire, a semicircle of violently shifting plates and volcanoes that runs along the edges of the Pacific Ocean, from New Zealand to Chile.
这里被称为火圈带，从新西兰到智利，半圆形的急速移动板块和火山群绵延于太平洋上，使之地球上最容易地震的区域。 - He was standing in a dimly lit room, and a semicircle of wizards faced him, and on the floor at his feet knelt a small, quaking figure.
他正站在一个灯光昏暗的房间里，巫师们面向他围成半圆，他脚边的地板上跪着一个颤抖的矮小身影。 - On the right, the vast semicircle of the Town, much more intermixed with gardens and monuments.
右边是广大半圆形的新城，花园和历史古迹更多。 - A semicircle of chairs
排列成半圆形的椅子 - The typical feature of CT was a crescent or semicircle area with slightly low density ( fibroid membrane).
典型CT表现为新月形或半圆形低密度（纤维包膜）。 - Please put the chairs in a semicircle.
把椅子排成半圆形。 - Objective: To ask of rigid semicircle choledochoscopy on the application of laparoscopy extraction for bile duct stone.
目的探讨硬质半曲胆道镜在腹腔镜胆道结石手术中的应用价值。 - The steam was shut off, and the Abraham Lincoln, beating to port, described a semicircle.
汽门立刻被关掉了，林肯号从左舷转了一百八十度。 - Almond-flavored yeast-raised pastry shaped in an irregular semicircle resembling a bear's claw.
杏仁味的、酵母发酵的糕饼，不规则的半圆形，很像熊的爪子。 - Numerical simulation of 3-D inclined semicircle surface crack propagation
三维斜置半圆形表面裂纹扩展数值模拟 - Exquisite fashion. Semicircle shape, but it can be introducing. Design of holes can be placed in an orderly manner mouthwash various appliances.
精美时尚.半圆造型，可以贴墙而放.设计中的小洞可以有条不紊地放置各种漱口用具。 - Observation eyepiece consists of concave mirror and a separate gate is formed, in the eyepiece can be seen at the same time the two semicircle color, its left for the sample color.
观察目镜由凹镜和分隔栅组成，在目镜中可同时看到二个半圆色，其左边的为试样颜色。 - With the blocking idea, the watermark is embedded into the Fourier semicircle region.
该算法基于分块思想将水印嵌入到傅立叶频域的半圆形区域。 - An inner hollow cavity of the semicircle arc plate of the utility model is comprising of a steam tube, with advantages of saving material and installment column, and low cost.
本实用新型的半圆弧形板的内空腔构成蒸气管路，节省材料和安装体积，成本较低。 - The children sit in a semicircle, listening closely ( attentively) to my stories.
孩子们围坐成半圆形，专心地听我讲故事。 - Root-bound men with nothing better to do filled the semicircle of chairs in the customers 'room, listlessly watching numbers crawl by on the Trans-Lux, an electronic display of prices of major stocks.
客户室半圆形的一圈椅子上，坐满了没什么更好的事情可做的人，无精打采地看着Trans-Lux上一串串数字缓缓滑动，这是一种电子显示器，播报主要股票的价格。 - The upper connection button and the lower connection button are uniformly in semicircle shape, positioned on one face or two faces of the wine box.
上连接钮和下连接钮均为半圆形，并位于酒盒的一面或者两面。 - A big pit had been dug out near the post, and the freshly turned-up earth was heaped up by it. A great crowd of people formed a semicircle about the pit and the post.
柱子后面是掘好的一个大坑，边沿有新垒起的泥土，土坑和柱子附近，呈半圆形站着一大群人。 - They are sitting in a semicircle.
他们围成半圆形坐着。 - Study of Gradient at Junction of Straight Lane with Semicircle of Typical Track and Field Stadium
标准田径场直道和半圆交接处的坡度研究 - Flow Velocity Distribution Around Semicircle Cylinder Pier In Rectangular Channel
矩形断面明渠中半圆形边墩周围流速分布特性研究 - The tube comprising the semicircle arc plate is fixed at the bottom side and the side wall of the heating tube.
半圆弧形板构成的管道固定在底边和侧壁上。 - Experimental Study On Tubulence Intensity Of Flow Around Semicircle Cylinder Pier In Rectangular Channel a device that gauges the level by showing the surface of the water in a trough or U-shaped tube.
矩形水槽中半圆柱形边墩周围水流紊动强度的研究在槽或U形管内显示水位的测量仪器。 - The materials of semicircle seamless steel tube can fall into carbon steel ( 20#) and stainless steel ( 321).
半圆无缝管材质有碳钢（20钢）和不锈钢（321钢）。 - A lectern and platform were set up on the east side, facing an array of seats arranged in a semicircle.
厅的东侧设置了主席台和讲台，面对讲台排列着呈半圆形的一排排座位。 - We sat in a semicircle about the fire.
我们坐在火旁，围成个半圆形。 - To see a row of polymer dots inside the innermost semicircle, the sample is illuminated with light.
可以看到一列聚合物圆心内部底部半圆，样品用光照亮。 - The village was formed of semicircle huts.
这个村庄是由半圆形的茅舍构成的。 - I asked my student to sit in a semicircle to listen to the story.
我让我的学生们围成半圆坐着听故事。