a. 不吝惜的, 慷慨的, 自愿的, 由衷的[法] 出自内心的, 自愿的, 情愿的
原型:ungrudge
1、I have received ungrudging help from several friends.
我得到了几个朋友的慷慨帮助。
2、In the preparation of this manuscript I have received ungrudging help from several friends.
在准备这份手稿的过程中,我得到了几个朋友的慷慨帮助。