振鈴電路,沖擊激勵電路rc: RC =resistance capacitance ( ...ring: vt. (rang rung ) 1.鳴,敲(鐘),搖( ...circuit: n. 1.(某一范圍的)周邊一圈;巡回,周游;巡回路線[ ...rc circuit: rc電路; 阻容電路ringing circuit: 沖擊激勵電路; 振鈴電路下載手機詞典可隨時隨地查詞查翻譯