求翻译：为了锻炼学生吃苦耐劳的能力，我校组织了一次20公里徒步行走活动。活动的时间是3月5日，那天早上7点半，高一全体学生都要在门口集合，听校长讲话。我们将在10公里暂时停下休息、吃饭和玩游戏。在活动的过程中，同学们互相帮助，不留一片垃圾。活动在下午1点结束，虽然感到有点疲惫，但非常自豪自己能坚持下去。是什么意思？

In order to exercise the ability of students to hard-working, my school organized the first 20 kilometers of walking activity. The time of the activity is March 5, 7:30 that morning, high school all students should be in the gate, listening to the principal speech. 10 km, we will pause to rest, eat

In order to exercise the students work hard, and I organized a school 20 km walking activities. The time is 3, 5, the day, at 7:30 all the students have a high at the entrance to school collection, listen. We will be at 10 km temporarily shut down the rest, eat and play the game. In the course of th

In order to exercise ability which the student bears hardships and stands hard work, my school organized 20 kilometers to walk on foot the activity.The active time is on March 5, that morning 7 and half o'clock, the high all students all want in the entrance set, to listen to principal to speak.We t

In order to exercise the students ' ability to bear hardships and stand hard, our Organization has a 20 km walking event. Active time is March 5, 7:30 A.M. day, high school students are at the door of the whole collection, address by the principal. We will stop in 10 km to rest, eat and play games.