| 释义 |
function keyn.（名词）- A key on a computer keyboard that activates a function within a given application when pressed, either alone or in various combinations with the alt key, the shift key, and the control key.功能键：计算机键盘上的一个键，按压时会启动指示功能，可以单按此键或与其它键如alt键、shift键或控制键一齐按
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