生命中的每個的階段都有不同名稱：童年、青春期、成年和老年。而人們在每一

Each stage in life has a different name: childhood, adolescence, adulthood and old age. And people have different goals and challenges at each stage, such as: children's needs for learning, adults' pursuit of careers, and the elderly's needs for medical care. In fact, there was no concept of adolescence in the past. It is only in recent years that people understand that university courses are the completion of adult induction training. Many people think that this is an inevitable stage before adulthood. This article mainly talks about the changes of some concepts in the past and modern times at this stage, and this phenomenon is happening all over the world. They postpone marriage and spend more time transitioning between school and career and family, which is a major trend among modern young people. Faced with this phenomenon, young people should have the strength, ability and confidence to persevere in the long-term, stay strong, active and focused.

Each stage of life has a different name: childhood, adolescence, adulthood, and old age. At each stage, people have different goals and challenges, such as: children's needs for learning, adult pursuitof of a career, the need for health care in old age. In fact, there was no concept of puberty before, and it was not until recent years that people understood that college courses were the completion of the induction of adulthood, which many considered inevitable before the adult age. This article mainly describes the past and modern at this stage of some of the changes in the concept, and this phenomenon is being staged in countries around the world. Delaying marriages and spending more time between transitional studies and careers and families is a major trend among modern young people. In the face of this phenomenon, young people should have the strength, ability and confidence to persist in the long term, and remain strong, positive and focused.

Each stage of life has a different name: childhood, adolescence, adulthood and old age. At each stage, people have different goals and challenges, such as children's needs for learning, adults' pursuit of career, and elderly's demand for medical care. In fact, there was no concept of adolescence before. Only in recent years did people realize that college courses are the completion of adult induction training, which many people think is an inevitable stage before adulthood. This article mainly narrates the change of some ideas in the past and the modern in this stage, and this phenomenon is being staged all over the world. They delay marriage and spend more time in the transition between education and career and family, which is a major trend of modern young people. In the face of this phenomenon, young people should have the strength, ability and confidence to persevere for a long time, and remain strong, positive and focused.<br>