Being a "volunteer" and "Service Learning" are different things. One is to become a "role" and the other is a "teaching model". Volunteers can be called voluntary workers, who, in the spirit of volunteerism, donate their energy, time, labor, and financial resources to help others regardless of tangible rewards; Service Learning is a different teaching model that emphasizes Learning by doing, teachers do not have a set of rigid teaching materials, but let students use their abilities and what they have learned in the classroom to contribute to the community. At the same time, students can also find inspiration and learn from the process of service and teachers' reflection in the classroom. Opportunity.