求翻译：美国的少年的个人主义表现在：性格略微开放，胆大开朗，敢想、敢做，具有创新精神；自立能力强，社会活动能力强，有作为社会成员独立存在的信心和勇气，他们18岁开始不依靠家庭，多数打工补贴自身的消费需用。是什么意思？

United States Junior individualism expressed in: character slightly open, Hardy, cheerful, daring to think, dare to do, with the spirit of innovation; stand ability, strong ability of social activity, there exists as a community member independent of faith and courage, they are 18 years old starting does not depend on the family, most wage earners subsidies its own consumption need.