circuit

名词 circuit:

1. an electrical device that provides a path for electrical current to flow
   同义词：electrical circuit, electric circuit
2. a journey or route all the way around a particular place or area
   同义词：tour
3. an established itinerary of venues or events that a particular group of people travel to
4. (law) a judicial division of a state or the United States (so-called because originally judges traveled and held court in different locations); one of the twelve groups of states in the United States that is covered by a particular circuit court of appeals
5. a racetrack for automobile races
   同义词：racing circuit
6. movement once around a course
   同义词：lap, circle

动词 circuit:

1. make a circuit

1. The switches close the contacts and complete the circuit.
   这些开关可使接触器接通电流形成回路。
2. There are two breakers in this circuit.
   这个电路里面使用了两个断路器。
3. The rocket did one circuit of the earth and returned to base.
   火箭绕地球运行一周后返回基地。

cir.cuit

n.Abbr. cir,circ.（名词）缩写 cir,circ.

A closed, usually circular line that goes around an object or area.
环形线，周线：通常为围绕一个物体或区域的圆形封闭线
The region enclosed by such a line.See Synonyms at circumference
圆圈：由这样的线包围的区域参见 circumference

A path or route the complete traversal of which without local change of direction requires returning to the starting point.
迂回路线：一条通路或路线，不改变行进方向而完成全程回到起点
The act of following such a path or route.
环行，巡回：沿这种路径行进的行为
A journey made on such a path or route.
环游，周游：沿这种路径的旅行
Electronics
【电子学】
A closed path followed or capable of being followed by an electric current.
电路：一个通过电流或可通过电流的封闭路径
A configuration of electrically or electromagnetically connected components or devices.
线路连接结构：电子或电磁连接的元件或设备形成的一种结构

A regular or accustomed course from place to place; a round:
到各地间的固定的或习惯性路线；巡回：
例句：
a salesperson on the Detroit-Minneapolis-Chicago circuit; a popular speaker on the lecture circuit.
在底特律一明尼阿波利斯一芝加哥三地游走的推销商；巡回讲演的著名演说家

The area or district thus covered, especially a territory under the jurisdiction of a judge in which periodic court sessions are held.
法庭巡回区：划定的地区或区域，特指在由法官裁决的周期性开庭的地区

An association of theaters in which plays, acts, or films move from theater to theater for presentation.
巡回演出会，协会：一种剧院的联合组织，戏剧、活动或电影在各剧院间轮回上演
A group of nightclubs, show halls, or resorts at which entertainers appear in turn.
一系列的夜总会、展示厅和度假地，演员在各地方轮回表演
An association of teams, clubs, or arenas of competition:
联盟，协会：运动队、俱乐部或比赛场地之间的联合组织：
例句：
the downhill ski circuit.
下坡滑雪协会

v.intr.tr.（不及物动词和及物动词）
cir.cuit.ed,cir.cuit.ing,cir.cuits
To make a circuit or circuit of.
巡回，周游：绕…环行或使…环行

来源：
Middle English [circumference]
中古英语 [圆周]
from Old French
源自 古法语
from Latin circuitus [a going around] [from past participle of] circumore [to go around]
源自 拉丁语 circuitus [一圈] [] 源自circumore的过去分词 [绕行]
circum- [circum-]
circum- [环绕]
ore [to go] * see ei-
ore [走] *参见 ei-