每日一詞 446 volunteer：義務工作者、志愿者

今天我們要學的詞是volunteer。 Volunteer, 是義務工作者、志愿者的意思。"We need some volunteers to organize the event," 我們需要一些義務工作者，幫助組織這次活動。"She has been doing a lot of volunteer work since her retirement," 她退休后從事了很多義務工作。星期二地球日Earth Day。"During the weekend, volunteers around the country took part in various activities to clean up the environment," 美國全國各地的義務工作者利用周末的時間參加各種清理環(huán)境的活動。好的，今天我們學習的詞是volunteer...