Keyhon.基奥keyn.键；关键；钥匙；答案adj.关键的；主要的vt.键入；用钥匙锁上；为 ... 调音keying system按键系统key structure密钥结构key auxiliary关键助剂Keyon Dooling基翁·杜林key rendering抹灰打底key agreement密钥协商key-in data键盘输入数据key supporter关键支持者key department要害部门key to species检索表