The next four patterns, including this pattern, are all the relationships between classes and do not involve inheritance. When learning, you should remember induction and the diagram at the beginning of this article. The observer mode is well understood, similar to email subscription and RSS subscription. When we browse some blogs or wikis, we often see RSS icons. This means that when you subscribe to the article, you will be notified in time if there are subsequent updates. In fact, in a nutshell, when an object changes, other objects that depend on the object will be notified and will change with it! Objects are a one-to-many relationship. Let's look at the diagram first:
即以毛泽东为首的中国共产党人在尚未建国之际，就充满忧患意识，如何防止像李自成政权的悲剧发生，提出对“其兴也勃焉”、“其亡也忽焉”，中国几千年历史没有一个朝代能逃出这个“兴亡周期率”的怪圈问题。
黄观听了一愣：喵喵？怎么还有人叫这个名字？他想着大概是小丫头听差了，估计是妙妙之类的，也不在意，示意她只管接着说。
119. X.X.110
20
苔湾府建成，游民落地分田，甚至本地夷人也开始往来府城，用打到的毛皮、野味交换粮食布匹，甚至是白银铜钱。
连饭都吃不饱，麻辣肉串真的很有吸引力，况且这个时候，野味也比冬天容易猎。
加之他一贯心理素质超强，故而波澜不惊回答道：有劳上将军记挂，只是偶感风寒而已，不碍事。
尽管如此，她还是没能参加比赛。
By default, the Q key is left, the W key is forward, the E key is right, the A key is left, the S key is backward, and the D key is right. The X key is to sit down, the Z key is to collect weapons, the C key is the character attribute, the R key is the reply secret language, the Y key is the achievement, the U key is the prestige, the O key is the search and team, and the P key is the skill book. . . . . . . . . The ESC key is Exit.
(2) Add Synchronous Lock
泥鳅等人自然想留下小葱她们，余者也都觉得有女娃子玩起来有劲一些。
YouTube打造的动作喜剧《韦恩》(Wayne，与布鲁斯韦恩没关系)正式预定成剧集，该剧去年12月预定了试播集。由马克·麦克肯纳(《唱街》)和席亚拉·博拉沃(《海军罪案调查处》《骨瘦如柴》)主演，Shawn Simmons(《腌黄瓜先生》《摇滚校园》)创作，《死侍》编剧Rhett Reese＆Paul Wernick担任执行制片人。目前一季共10集，将于今年在YouTube Red上推出。
故事讲述了在圣诞节前12天，由一对叫 Santa 和 Clause 的连环杀手夫妇在位于弗吉尼亚州纽约的北部城镇伍德布里奇进行的一场杀人狂欢。@快影盒子
你一个丫头能攒多少银子？捐一两不算少了。
Every once in a while, he went to Seoul to ask his daughter for money to rent a house in Seoul.
实际上，此前项羽决定破釜沉舟，誓死一战，众将心里便有些打鼓、不过他们相信项羽，绝对无条件地听从命令，不知不觉间都暗自捏了一把汗。
1989年，在利物浦和诺丁汉森林队的足总杯半决赛中，安妮·威廉姆斯失去了15岁的儿子凯文，她为这场悲剧的真相而战。安妮和其他在比赛中失去孩子的父母站在一起，拒绝相信官方的调查结果，她在不懈地寻求正义的过程中寻找自己的证据。
