FUNCTION-KEY功能键
function character key功能定符键
function n key功能键
correct function command key正确操作命令键
function-key generator功能键生成程序
program function key[计] 程序功能键;程序功能键英语;程序功能键
programmable function key可程序规划功能键;可编程功能键
Function Key First功能键优先
terminal function key[计] 终端功能键
N-COUNT（可数名词） Function keys are the keys along the top of a computer keyboard, usually numbered from F1 to F12. Each key is designed to make a particular thing happen when you press it. (电脑的) 功能键 [计算机]
Just hit the F5 function key to send and receive your e-mails.
就按功能键F5收发你的电子邮件。