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外面天色渐明，窗户上透入微光，她便看清那人是个中等身材的汉子，一身青色短装，倒像个护院。就算敏感点也无妨 2020故事发生在九十年代北京一座古老的旗人宅院。 改革的大潮席卷大都市的同时，也将这座小巷深处的小院中的四户人家卷进了激流之中。 命运的诱惑和爱心的聚散勾勒出了小小四合院儿里一件件悲欢离合的故事；勾勒出了一个个令人难以忘怀的剧中的人物形象……十九岁的护校女生张天玉（王丽坤饰）阳光美丽、纯真善良，她正面临毕业，一心准备进一步深造。天玉九岁时父母双亡，一直由姐姐带大，在姐姐像母亲一样的呵护照顾下天玉并不像一般孤儿那样苦闷内向。姐姐张天洁在红日影视集团做当红影星罗文凯的经纪人，这引来了很多同学的羡慕。她们生活得平静而温暖，然而，一场突如其来的车祸完全打乱了天玉的生活……自古英雄难过美人关，那美人就易过英雄关？赵敏邂逅张无忌，很快就陷入情网。Memory, which can be divided into two types: one is called random, which is responsible for temporarily storing data waiting for CPU processing, and the data will be lost after power failure. It has no memory function. If the CPU is compared to the carriage of a train, RAM is the platform, and the people who go up and down the train are the data waiting to be processed and can only stay on the platform temporarily. The other is called read-only device, which can only read but not write, and its contents will not be lost after power failure. We will not introduce all the other equipment in the host computer here. In short, they all perform their respective duties to make the computer run normally, thus making the computer a good helper in our work and life.Table tennis