每一组大约十来名学生，由一位经验丰富的导游带领，将进行为期十天的登山露营，以研究在那里生长和生活的动植物。
Groups of about a dozen students each, led by an experienced guide, will go on ten-day camping trips to the mountains to study the plants and animals that grow and live there.
此后，他对世界各地的数万名学生进行了演讲。
He has since spoken to tens of thousands of students around the world.
在前一学年，120名初高中学生被推荐进行心理健康评估，40名学生住院治疗。
In the previous school year, 120 middle and high school students were recommended for mental health assessments and 40 were hospitalized.
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