"Is-A" refers to the "one" of one class and belongs to another class, while "Has-A" is different, which indicates that a certain role has a certain responsibility. A common reason for the wrong use of inheritance instead of aggregation is to mistakenly treat "Has-A" as "Is-A". For example:
《我欲为人》讲述了三个超自然生命体吸血鬼、狼人和鬼魂机缘巧合地住在了同一屋檐下的故事。三人都暴露了各自的秘密，于是他们决定和平共处，在人类的世界努力生存。在美版中，山姆·威特沃将饰演吸血鬼Aidan，MeaghanRath则是鬼魂Sally，来自演员世家的萨姆·亨廷顿则饰演有些神经质的小狼Josh。而《邪恶力量》中饰演Lucifer的马克·佩雷格里诺则饰演Aidan的导师Bishop。
We were waiting for them at the pumping station. I also got a big hand in the abandoned house of the pumping station. The three of them got a big hand in the woods. At more than three o'clock in the afternoon, Wang Jiying was standing on a table above the pumping station and saw that there was someone in the family we were going to rob. At that time, there were many people nearby, and we did not dare to start. We waited near the pumping station. At about 6 pm, we saw no one around us. When we were about to enter the house, a man and a woman came out of the house and went out on a pedal electric car.
Company Suggestions and Opinions (3)
薛仁雅饰演金清儿，她是一个放弃了恋爱和结婚，连续8年准备考公务员的公考生，是一个充满了爱和义气的人物。
本剧由BeeS和NamfonK主演，是这对经典官配的第三度合作。剧中不仅有你从未见过的“中二戏精”款男主和时而柔弱时而战斗力满点的女主，更有大名鼎鼎、不容错过的“胶带吻”
小葱却带着几个随从，悄悄绕小路进城，然后直奔皇宫。
3. 一场“”内战“( civil war ) 将爆发。
/threat
That morning, they agreed to gather in the square at the gate of the Bureau of Letters and Visits, but before the gathering was completed, someone appeared and asked to check their certificates and mobile phone information. Once they were confirmed to be defenders, they were taken to the bus.
明末清初，群雄四起，战乱不断。在一场大战之后， 清王佟泰明与当时只有7岁的小女儿佟灵玉失散，辗转流落到阿瑜陀耶王国（现在的泰国），被泰拳师傅阿桑收留，并将她收为弟子，每天教授她泰拳。阿瑜陀耶王国当时的生活风俗，当地人不穿鞋子，再加上泰拳师傅的要求，有意把脚练大，教给她脚踏四方，飞檐走壁等绝学，当地人称她为 “飞毛腿”。 11年后，清王佟泰明最忠心的部下陈云海大将军受他临终的嘱托，终于找到了已经长成了亭亭玉立的大美人的灵玉格格，并且把她和阿桑带回了清宫。灵玉本为清王遗孤，回朝之后备受恩宠，太后更是对她怜爱有加，亲自下懿旨敕封灵玉为和硕格格，并将飞凤宫赐给灵玉居住。长年流落在外的灵玉由于生活习惯与宫廷格格不入，因此与宫中的皇后、众贵妃格格们闹出了许多矛盾。众人更是用灵玉的大脚取笑她，并戏称她为 “公主出山”。只有十二阿哥与灵玉关系亲密，两人逐渐产生了朦胧的爱情。虽然有太后庇护，但灵玉凭着自己的江湖气息频频与内廷斗争，特别是曾经受太后宠爱的香阳格格和灵玉之间的矛盾最深……
安史之乱，李髯挺身而出，平乱抗敌，保家卫国。为复活杨贵妃。杨贵妃被赐死后，李髯伤心欲绝，拔刀自尽，为爱殉身。他的真情激活灵玉，杨贵妃得以复活，守候千年，只愿与心爱之人重逢。
一九三七年夏秋，“八–一三”抗战于上海爆发，以周恩来为首的中共代表团也来到了上海。黄江河、余秀英和李涛都是中共代表团里精明强干的年轻干部，受到周恩来的器重。在战场上，黄江河结识了江南救护队的梅青小姐，彼此留下了深刻印象。周恩来提出将南方各省红军游击队改编为抗日武装，遭到了蒋介石的抵触。这时叶挺流亡归来，周恩来希望叶挺出面改编和领导这支部队，叶挺高兴地接受了这个建议。应江南救护队之请，周恩来派李涛前去担任队长。余秀英对黄江河早已暗生情愫，黄江河同梅青的亲密接触引起了她的不快。中共中央与南方各省游击队早已失去联系，周恩来派黄江河和余秀英前往江西寻找游击队的领导人项英和陈毅。临行前，黄江河去向梅青告别，两人依依不舍
尹旭暗叹一声：或许这便是命数吧，熊心命中有此一劫，因为他的身份，始终只是一个傀儡。
In the first season of the competition program "Charming China City", a cultural tourism brand competition program for large cities, the city has achieved remarkable results in economic and social benefits by means of "culture + tourism". On this basis, the second season program will be optimized and upgraded to further promote the transformation and upgrading of Chinese cities and present a gift to the "40th anniversary of reform and opening up" with the in-depth integration of creative ideas of "culture + tourism + city brand". The program takes the harmonious relationship between "people and the city" as its core value, pays more attention to exploring the profound cultural details of the city, reads the charm of the city from the perspective of the emotional dependence and harmonious coexistence between people and the city, tells Chinese stories well from the perspective of the city, and promotes Chinese culture.
该剧描述了维京人鼎盛时期的故事，他们在当时的北欧地区处于统治地位，因为喜好海上劫掠并不断对外扩张，被人们冠以「北欧海盗」的别号。该剧将侧重于描写维京人的生活、贸易、探索及对外侵袭。
幸亏小草防备着，一手推。
The seven-layer model of OSI and its description are as follows:
