come on 在这里应为口语,招呼,“快,过来”的意思.催促；快速运动.常用于祈使语气.
确定这究竟是一个人为的还是电脑的反应.

参考资料：
come on
⑴、表现某种个人特定形象 To convey a particular personal image 如：
comes on as an old-fashioned reactionary.表现出象保守主义者
⑵、【俚语】对某人产生兴趣：Slang To show sexual interest in someone
例：trying to come on to me during the party.在宴会期间力图亲近我
⑶、递增,按增额发展或进步：To progress or advance in increments:
例：Darkness came on after seven.七点以后天色渐暗.
⑷、逐渐开始,按小的增额或程度开始：To begin in small increments or by degrees:
例：Sleet came on after one o'clock.在一点钟后冰雹到来了
⑸、催促；快速运动.常用于祈使语气：To hurry up; move rapidly. Often used in the imperative: 如本例.
⑹、制止：制止一种不合适的行为；放弃一种职位或态度；强迫.主要用于祈使语气：To stop an inappropriate behavior; abandon a position or an attitude; be obliging. Used chiefly in the imperative:
You've used the same feeble excuse for weeks. Come on!
几个星期以来你一直采用相同的无力借口.别再装了!