锌棒 meaning in English

spelter
zinc bar
zinc rod

Change the zinc block of cathode protection
换阴极保护用的锌棒。
He realized metals could produce a current and developed the first battery , or " voltic pile , " a series of copper and zinc strips in salt water that gave off an electric current instead of static electricity
他意识到了金属能导电，他最先发明了电池，或者说是由盐水、铜棒和锌棒组成，可产生电流而不是静电荷的电池。