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Another expression of the minimum knowledge principle is to communicate only with direct friends. As long as there is a coupling relationship between classes, it is called a friend relationship. Coupling is divided into dependency, association, aggregation, combination, etc. We call classes that appear as member variables, method parameters, and method return values direct friends. Local variables and temporary variables are not direct friends. We require unfamiliar classes not to appear in the class as local variables.寇克等人作为嘉宾乘新企业号试航，途中收到救援任务……而在另一时空，索伦博士正阴谋毁灭星球，攻击企业号。唯一能够帮助新船长皮卡特来阻止索伦的，只有销声匿迹了78年的寇克船长。A PLASTIC OCEAN begins when journalist Craig Leeson, searching for the elusive blue whale, discovers plastic waste in what should be pristine ocean. In this adventure documentary, Craig teams up with free diver Tanya Streeter and an international team of scientists and researchers, and they travel to twenty locations around the world over the next four years to explore the fragile state of our oceans, uncover alarming truths about plastic pollution, and reveal working solutions that can be put into immediate effect　　邱有顺(阿翔饰演)，满脑子想捞钱的山寨版达人，他的滑头个性，是否会在军纪如山的新训中心被彻底改变？故事讲述靴猫不小心打破魔法城市圣洛伦佐的保护屏障，不得不以一己之力，抵御入侵者。我们在京城时，那些世家嘲笑我们，这样没规矩，那样又小家子气，说张家郑家是乡下爆发新户……我都不在乎。秦淼也微笑道：你去吧。