在线零位circuit: n. 1.(某一范围的)周边一圈;巡回,周游;巡回路线[ ...zero: n. (pl. zeros, zeroes) 1.【数学 ...zero circuit: 零电路meter zero adjustment circuit: 表头零位调整电路pole-zero compensation circuit: 极-零点补偿电路下载手机词典可随时随地查词查翻译