volunteers
n. 志愿者(volunteer 的复数)
v. 志愿(volunteer 的三单形式)
例句
They are staffed by volunteers.
他们的员工都是志愿者。
《柯林斯英汉双解大词典》
Local schools supply many of the volunteers.
许多志愿者来自当地学校。
《牛津词典》
We managed to scrape together eight volunteers.
我们好不容易凑齐八名志愿者。