无私奉献，传递爱心。
Selfless dedication, passing on love.
志愿服务，快乐他人，也快乐自己。
Volunteering serves others and brings joy to oneself as well.
用爱心撑起一片艳阳天。
Hold up a sunny day with love.
人人奉献，人人分享。
Everyone gives and everyone shares.
清心奉献，华彩青春。
Pure heart dedication, colorful youth.
奉献爱心，收获希望。
Give love and harvest hope.
心有多大，责任有多大。
How much heart, how much responsibility.
我们不怕苦，不怕累!
We are not afraid of hardship and fatigue!
用陪伴予人快乐。
Give pleasure with company.
奉献爱心，构建和谐。
Give love and build harmony.
志愿精神，温暖人心。
Volunteering spirit, warming hearts.
在社区服务中成长。
Growing in community service.
做学校志愿者，贡献自己的一份力量。
Being a school volunteer, contributing one's own strength.
以志愿兵身份从军，为国效力。
Enlist as a volunteer soldier, serving the country.
这些短句涵盖了志愿者精神、服务态度、责任与成长等多个方面，适合高中生在英语学习中进行积累和使用。希望对你有所帮助!