生成完成后，我们就可以直接使用这些实体类进行数据序列化和反序列化操作：
// 易错点4：条件写成"<"而非"<="，会导致相同值的元素被错误保留。WPS官方版本下载对此有专业解读
ВсеСледствие и судКриминалПолиция и спецслужбыПреступная Россия。业内人士推荐Line官方版本下载作为进阶阅读
公开资料显示，曾燕红曾是一名中学教师，为了鼓励学生她敢于追梦，给自己定下了攀登珠峰的目标。
Petrochemicals – of which plastics are the dominant output – now account for roughly 75% of net global oil-demand growth, and are projected to become the largest driver of future oil demand. Plastic production has already doubled in the past two decades. Major oil companies are responding accordingly. Recent consolidation – including a $60bn merger creating one of the world’s largest plastics producers – reflects a deliberate pivot toward petrochemical assets as a long-term demand anchor.