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但是凡事不可能空虚来风。红椒盯着田遥抱着那女子的手，耳边回响起当年田遥嘲笑她的话女儿家要贞静守礼，你可有一点女儿家的模样没有？顿时眼睛就红了起来，身子微微发颤。5. A tugboat or the last of several tugboats, if equipped with a crew, shall make four consecutive sounds at intervals of not more than 2 minutes at a time, i.e. One long sound followed by three short sounds. When feasible, such sound shall be sounded immediately after the tugboat sounded the sound.　　白东秀是李朝英祖和正祖时代的武士，曾编撰《武艺图谱通志》，他与正祖大王的护卫队一起，与大王的对立派的暗杀组织『黑色烛笼』的武士一决高下。春桃是一个美丽而善良的女子,在上世纪30年代那个战火纷飞的年代,她的命运跌宕起伏，经历了一段催人泪下的传奇故事。FlyWeightFactory is responsible for creating and managing meta-units. When a client requests, the factory needs to check whether there are eligible objects in the current object pool. If so, it returns the existing object. If not, it creates a new object. FlyWeight is a superclass. When it comes to shared pools, It is easy to think of JDBC connection pooling in Java, Considering the characteristics of each connection, It is not difficult for us to sum up: Applies to several objects that are shared, They have some common attributes, Take the database connection pool as an example, url, driverClassName, username, password and dbname, these attributes are the same for each connection, so it is suitable to use the meta-sharing mode to process, build a factory class, take the above similar attributes as internal data and the others as external data, and pass them in as parameters when calling methods, thus saving space and reducing the number of instances.