circuit [ˈsɜ:kɪt]

以下由轻松背单词网站提供

n.电路，线路；环行，环行道

a regular pattern of visits or the places visited

Join those two ends of wire and you'll make a circuit. 把那两个导线连接起来即构成一个电路。
Where does this line tie in with the main circuit? 这条线在哪里跟主线路连接在一起呢？