单词	大针眼的
释义	同大針眼的
随便看	vacuum transducer vacuum trap vacuum tray drier vacuum treatment vacuum trip vacuum trip device vacuum tube vacuum tube amplifier vacuum-tube amplifier vacuum tube arrester vacuum tube bridge vacuum-tube bridge vacuum tube characteristic vacuum tube circuit vacuum-tube clipping circuit vacuum tube detector vacuum-tube detector vacuum-tube electrometer vacuum tube galvanometer vacuum tube galvanometer {electronic galvanometer} vacuum tube generator vacuum tube glass vacuum tube glass {electronic tube glass} vacuum-tube modulator vacuum tube oscillator