This is the basis of the opening and closing principle, and the specific content: interface-oriented programming, relying on abstraction rather than concreteness. When a specific class is used when writing code, it does not interact with the specific class, but interacts with the upper interface of the specific class.
爹不是跟你说了，就算考不中也不要紧，不用紧张。
这也是一间正堂，庄重沉肃，平日大多锁着的，由青麦爹——瘸腿的陈老头打扫看管。
"Drill the ground?! You mean go underground and avoid attack?" I was very surprised to hear this, so I asked back.
5. The curriculum system is slightly thin.
The picture shows Mr. Sun taking a photo with the team members and the head of the trainee unit.
Our definition of war, its reasons and its tactics are changing. The line between the threat to a country's network and the threat on its territory is blurred. As Adrianna Lafran wrote in the Atlantic Monthly: The act of cyber war must be regarded as an act of war.
秦旷就迎上去跟他们招呼寒暄。
《倚天》原著中，朝廷诬蔑明教，江湖上才称明教为魔教，但是张无忌当上明教教主之后，一心和六大门派修好，立志匡扶正义，维护武林和谐，共创文明江湖，从此，魔教的名号就变成了过去式，江湖上再无魔教。
一年一度的#京城厨王大赛#上，名不见经传的厨师风越打败了多届的厨王猪大昌，猪A冒认定风起旅弊，暗自下决心要整垮风越的怀蜀/乐极生悲，新厨王风越在归途中不幸遭遇车祸去世，他的女儿风三娘不得不遵从遗嘱接手客栈，和她担起振兴客栈重任的有气丐大厨皇甫小贤、老赖股东慕容婚、蠢丑吃货了大牙，4人内部争执不断，外部风雨飘摇，怀蜀客栈能否重现辉煌，一切未知……
鬼、妖怪、魔物等被称为妖的生物，还有守护人世的“鬼斩役十二家”。在悠久的历史中，许多的鬼斩役与妖互相残杀。但是人与妖的战斗随着时间的推移逐渐被淡化了，受大战的影响，十二家中大部分的人都失去了自己的能力。混入市井生活之后，逐渐将那些往事都忘却了……7年前双亲因事故身亡，独自一人生活的少年天河优人，在他16岁生日的那一天，谜之美少女绯鞠突然出现在他面前。并且从那一天开始，大量的妖开始袭击优人！原来优人是“鬼斩役十二家”之一天河家的后裔，而绯鞠则是因被天河家所拯救而对其宣誓效忠的猫妖一族后裔。向优人与绯鞠袭来的，并不仅仅是恐怖的妖怪。美少女也一个接一个不断地出现，以优人为目标的诱惑大战就此展开！？优人的青梅竹马?凛子也被卷入其中，一场名为恋爱的战争就此开打！
原来，郭琳琳钟爱的丈夫韩军也是美籍华人，嗜赌为命，欠下了美国某涉黑人物的大笔赌债。
燕西医院医生诸葛清风在留学归国航程中，与女机长关雨晴因为默契配合救助病人心生好感，却发现彼此家庭都有本难念的经。独自抚养诸葛清风长大的母亲诸葛秀兰把儿子视为自己的一切，并且想把儿子的事业和婚姻都掌握在自己手中。关雨晴重男轻女的父亲关永年总是把女儿当成骄纵叛逆的儿子关震雷的提款机。原本想通过事业逃避家庭问题的诸葛清风和关雨晴发现，当他们想要走到一起时，不但父母是越不过去的坎，而且自己也必须做出改变。
看看墨明略显疲惫的面容就知道他遇上了怎样大的麻烦和付出怎样的艰辛，心里不禁升起感谢之情。
大正25年，帝都东京。
In fact, not necessarily. The poor who have been caught in a vicious circle for a long time will soon become poor even if they become rich occasionally. The National Bureau of Economic Research of the United States has conducted a survey: in the past 20 years, the bankruptcy rate of European and American lottery winners has reached 75% within 5 years.
As above, the code uses the policy pattern to refactor the code. It can be seen that the code responsibilities are updated clearly and the code becomes clearer.
