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For example, we often validate forms, such as the registration login dialog box. We need to validate before logging in: for example, there are the following logics:故事讲述了女孩梁倩一段离奇的经历。梁倩是奶奶从孤儿院里领养回家并一手带大的，长大后的梁倩叛逆不羁，她意外怀孕惹恼了奶奶，间接导致了奶奶脑溢血发作死去。奶奶死后留给梁倩一本记录其身世的笔记本，一份奇怪的遗嘱让她必须生下孩子，还有一个孤零零的空房子。Use reasonable data sampling: It is necessary to ensure that a small number of entities (including IP or users) cannot account for most of the model training data. In particular, care should be taken not to pay too much attention to false positives and false negatives reported by users. This may be achieved by limiting the number of examples that each user can contribute or using attenuation weights based on the number of reported examples.在韩国长大的安平原，对自己已经故去母亲的印象全部来自于姑姑和爷爷的描述：一个为了自己的私情，抛弃亲生儿子的风流寡妇。平原从小性格沉郁压抑，如今他身为韩国美联集团的唯一继承人，正准备为了家族事业而迎娶林氏集团的千金林美姬小姐。在订婚宴上，平原突然得知了母亲尚在人间的消息，他不顾一切来到中国延吉，踏上了这段异国寻亲之旅。胡钧转头，平静地往一旁的丛林中走去。