helpfully是什么意思

adv.有益地,有用地

1. She answered my question helpfully and provided additional information.
她乐意地回答了我的问题，并提供了额外的信息。
2. The librarian helpfully directed me to the section where the book I was looking for was located.
图书馆员热心地指引我到书籍所在的区域。

有帮助地；愿意提供帮助地；