shield groundshielding earthshielding ground屏蔽: shield; screen; screening地线: earth wire; wire; ground ele ...地线: [电学] earth wire; (ground) wire; ground electrode; ground lead◇地线系统 earth system; earthed system; ground system掩蔽地: covered position隐蔽地: snugly下载手机词典可随时随地查词查翻译