求翻译：大一寒假期间参加回访母校实践活动；参加的志愿者活动有交通协管、长沙市文明交通志愿者、第十届汉语桥开幕式志愿者、希望小学义务家教等是什么意思？

Freshman during winter break to participate in a return visit to his alma mater, practice activities; participate in volunteer activities Transport Association tube, Changsha civilized traffic volunteers, the opening ceremony of the 10th Chinese Bridge volunteers hope primary school obligations tuto

During the winter vacation in a practice at his alma mater visit activities; and participation in volunteer activities, and there is a traffic regulatory Changsha civilization traffic volunteers, the first session of the 10th Chinese bridge opening volunteers, such as primary schools of Hope tutor o

Great winter vacation period participates pays a return visit alma mater practice; The participation volunteer moves has the transportation to cooperate the tube, the Changsha civilized transportation volunteer, the tenth session of Chinese bridge opening ceremony volunteer, the Hope School duty fam

Freshman during the winter break to participate in practical activities visit his alma mater; participation in volunteer activities volunteer traffic traffic xieguan, Changsha city civilization, the tenth Chinese bridge opening, hope school obligations of volunteers tutor

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