操縱線系剛度circuit: n. 1.(某一范圍的)周邊一圈；巡回，周游；巡回路線[ ...stiffness: 彈性剛度absolute stiffness: 絕對勁度acoustic stiffness: 聲勁[度; 聲硬度acoustical stiffness: 聲勁下載手機(jī)詞典可隨時隨地查詞查翻譯
