Detailed studies L11: mouse: a computer device which can be moved around on a flat surface, causing a cursor(or a symbol) to move around the computer screen in response. It usually has at least one selection button and can be used to choose one of a number of specified options displayed 定位器,鼠标 modem: an electronic device that makes possible the transmission of data to or from a computer via telephone or other communication lines 调制解调器 L14. Scroll down the list: move the text horizontally or vertically on a display screen in search for a particular section, line, etc 快速浏览 scroll: (of text on a computer screen) move gradually up or down文本逐渐上下滚动 t15. Cyberspace. the space in which electronic communication takes place over computer networks.网络空间Detailed studies L11: mouse: a computer device which can be moved around on a flat surface, causing a cursor(or a symbol) to move around the computer screen in response. It usually has at least one selection button, and can be used to choose one of a number of specified options displayed. 定位器, 鼠标 modem: an electronic device that makes possible the transmission of data to or from a computer via telephone or other communication lines. 调制解调器 L14. Scroll down the list: move the text horizontally or vertically on a display screen in search for a particular section, line, etc. 快速浏览 scroll: ( of text on a computer screen) move gradually up or down 文本逐渐上下滚动 L15. Cyberspace: the space in which electronic communication takes place over computer networks. 网络空间