"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:
There is no conflict between the network firewall and the host firewall. It can be understood that the network firewall is mainly outside (collective) and the host firewall is mainly inside (individual).
(1) Dunk: The player holds the ball with one hand or both hands, jumps up in the air and directly buckles the ball into the basket from top to bottom.
为父不告诉你，是因为你不能认她，不能玷辱她死后清誉。
随着消息传开，局面越来越紧张，经历了这种情感震荡的人们需要帮助，而天才心理治疗师Susannah Zellaby医生担起了这个责任。Susannah的女儿Cassie已经怀孕，她对于这一现象背后的黑手深感担忧。
众人听他这时候赞美秦霖，都惊异不已。
Amateur "chefs" from around the country compete for a million dollar prize in the ultimate food fight.
1945年秋天，抗战全面胜利，驻鲁南临枣地区一千余人日军在沙沟向铁道游击队缴械投降，这是中国唯一接受日军投降的抗日武装。当刘洪等人尽情欢呼的时候，日军宪兵司令松尾，却利用引爆自杀的诡计隐藏下来，这个战争狂人要把所谓的“圣战”进行到底。
肖亮双眼瞪大，眼睛一眨都不眨的看着小说页面，他想知道唐紫尘会传王超什么招式？是不是一招出，石破天惊，惊天动地。
解放初期，我国北方某地。退伍军人张国宝回到家乡杜家庄参加农业生产，父亲张老五因循守旧，由于原先没种过棉花，对于上级号召种良棉缺乏信心，国宝的未婚妻拉英也不知所措。地主杜天成、二流子刘老二趁机妖言惑众，从中作梗。而此时，果树突发的虫害更让缺少文化的乡亲们不知如何是好。国宝找到村长大牛、积极分子杨连升协商，找来良棉推广队，准备播种。愚昧的张老五见虫害日益严重，竞用迷信方法驱灾。国宝带头用科学方法治虫害，终于使大家从落后的生产方式中解放出来...
After this time the mines have come into play, The company commander also ordered us to take advantage of the gap between operations. To replace the mines that have already triggered the explosion with new ones, I was one of four people on this mission, I remember when I went down there, I saw the bodies of the dogs, I can't help but look at those who were killed by steel balls but were relatively complete. There is one place I am very strange: although they were beaten by steel balls and lay there dead with holes, they had no blood at all, but there were some green things around the bullet holes, which was disgusting to look at. "
这部英国迷你剧由3个各自独立的故事组成，彼此间并没有直接联系，但都以极端的黑色幽默讽刺和探讨了科技对人类生活产生的影响。
大家在爱情公寓里一起经过了那么多年，那么多事，每一个人都开始渐渐明白自己的生活方向和彼此在自己心中的位置。
The conclusion of physical examination and appraisal is divided into:
古代，鲲鹏国王侍卫愚公性情耿直刚烈，得罪了大臣智叟。愚公遭陷害，全家被贬回故乡。愚公面对家门前的太行和王屋两座大山，苦于祖辈饱受封闭、贫穷之苦，动员和带领全家想挖平险峻的大山，造福子孙后代。山中的妖魔做法，使愚公长子不幸丧命，三子负伤致残，这些都没有动摇愚公的雄心。最终愚公的执着影响了村民，也感动了玉皇大帝，命令两个大力神将一山背到朔方东部，将一山背到雍州南部，以保三界和谐。愚公了却心愿，安详而逝。村民怀念他的功德，为他举行了盛大的葬礼。从此，愚公壮举名扬千古，愚公精神流芳百世。
清末，河南长垣厨师牛长远成为宫中有名的御厨，九王爷对他十分喜爱。多年后，其儿子进京跟随学厨，与王府的格格情投意合，牛长远强力反对，父子反目。儿子一怒之下离开牛长远，拜太平楼名厨张自强为师，与父亲摆下擂台。牛长远在和张自强的厨艺比赛中发现张家的配方和牛家有很多可以相互融合的地方，他找到张自强，但被拒绝。抗战爆发后，由于张自强宁死不给日本人做饭被关押。临刑前，他秘密托人把张家菜谱送给牛长远。此时牛长远隐居长垣，潜心研究烹饪技艺，终将“大长垣”菜谱完成，传给后人。《大长垣》以长垣厨师牛长远的人生经历为主线，以厨师之乡长垣为主要场景，通过主人公在清末、民国时期和新中国成立后的传奇人生经历和命运交错，通过跌宕起伏、扣人心弦的故事情节，反映了中原人民吃苦耐劳、勇于进取、宽厚仁慈、忠义爱国的博大情怀，是一部雅俗共赏，集思想性、艺术性为一体的影视作品。
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