重点讲解：
1. here it comes
来了；出现了；
eg. Here it comes again, I don't want to deal with it.
又来了！我不想理它。
eg. Waiter: Hello sir. Your order will be with you very soon. Oh, here it comes.
服务员：你好，先生。你点的餐马上就会到。哦，它来了。
2. in the history
历史上；
eg. The film proved to be a milestone in the history of cinema.
事实证明这部影片是电影史上的一个里程碑。
eg. That period was a bright page in the history of Chinese literature.
那个时期是中国文学史上光辉的一页。
3. come on
快点儿；加把劲；
eg. Come on! Believe in yourself, I support you, friend.
加油，相信自己，朋友我支持你。
eg. Thank you for your kindness. Come on!
谢谢你的好意。加油！