n.[C]

1. 環道；一圈，一周；環行
   It takes a year for the earth to make a circuit of the sun.

   地球繞太陽一周要一年時間。

2. 巡迴審判（傳道，講學等）；巡迴區；巡迴路線
3. 【電】電路；回路；線路圖
   A short circuit put the machine out of action.

   短路使機器停轉。

4. 同業性的聯合組織；輪迴上演（或上映）的若干戲院（或電影院）
5. （運動團，隊等的）同盟，聯合會

vt.

1. 繞……環行

vi.

1. 環行，繞行
   The moon circuits round the earth.

   月亮繞地球環行。

n.

1. a roughly circular line, route, or movement.
2. Brit. a track used for motor racing, horse racing, or athletics.
3. a system of electrical conductors and components forming a complete path around which an electric current can flow.
4. an established series of sporting events or entertainments.
   ▸a series of athletic exercises performed in one training session.
   ▸a regular journey by a judge around a district to hear court cases.
5. a group of Methodist Churches forming an administrative unit.

v.