马拉松志愿者的英文表达为"Marathon Volunteers"，他们是马拉松赛场上的无名英雄。这些志愿者默默付出，为比赛的成功举办提供重要支持，他们的努力和奉献使得马拉松赛事得以顺利进行。

Marathon Volunteers play a crucial role in the success of any marathon event. Their responsibilities encompass various tasks such as course direction, athlete support, safety assurance, medical assistance, and event coordination. With their selfless dedication and hard work, they ensure the smooth running of the race.

志愿者的付出与收获：

The commitment shown by Marathon Volunteers is immense. They need to familiarize themselves with the race procedures and undergo relevant training to better fulfill their duties. During the race, they often have to endure harsh weather conditions, but they still remain steadfast in their positions. In return, they gain valuable practical experience, make like-minded friends, and learn new skills such as teamwork, organization, and communication. Most importantly, they reap a sense of accomplishment and pride when they see their efforts contributing to the success of the event.

志愿者精神风貌：

The spirit of Marathon Volunteers is truly admirable. Their selfless dedication and willingness to help others reflect the positive energy of human society. They interpret the "volunteer spirit" with their actions and showcase the风采 of young people in the new era. No matter what difficulties they face, they always maintain an optimistic attitude and face them bravely.

招募与培训：

To ensure the quality of Marathon Volunteers, the event committee conducts rigorous recruitment and training processes. During the recruitment process, the committee evaluates candidates based on their qualities, abilities, and service attitude to ensure they are capable of fulfilling their tasks. The training includes instruction and demonstration on emergency response, event procedures, job responsibilities, and simulation exercises to familiarize volunteers with the workflow and improve their ability to respond to emergencies.

全球范围内的马拉松志愿者现象：

The phenomenon of Marathon Volunteers is prevalent worldwide. Whether it's a world-renowned marathon event or a local small-scale marathon, volunteers are indispensable. With the popularization and development of marathon sports, more and more young people are joining the ranks of volunteers. Their passion and dedication add warmth and emotion to marathon events with their selfless dedication and willingness to help others. Let's pay tribute to these heroes for their contributions to the success of marathon events!