They rebuffed her request for help.

他们拒绝了她的请求，不给她帮助。

《牛津词典》

A request for help in improving the availability of transport within the remote Makete District of southwestern Tanzania presented the opportunity to try a new approach.

有人请求帮助改善坦桑尼亚西南部偏远的 Makete 地区的交通状况，这是尝试一种新方法的机会。

youdao

No one heard her request for help.

没有人听到她的请求帮助。

youdao

General Craddock said NATO nations have not even filled the commander's request for four battalions to be temporarily deployed to help secure the Afghan presidential election in August.

VOA: standard.2009.03.24

Except for two expeditions to Sicily, where he went at the request of Dionysius to help try to establish a philosophical kingship in Syracuse, he remained in Athens teaching and writing.

除了两度前往西西里岛，因应迪欧尼修斯之邀,前去协助建立,位于，Syracuse，的哲学王权，他一直待在雅典教书，写作。

耶鲁公开课 - 政治哲学导论课程节选

The designer responded generously to the request for help from the school, where his nephew Jarvis Morgan is a pupil.

BBC: Designer's dresses go for 50p

This can save the sales people the uncertainty of not knowing whether someone is taking seriously their request for help from others.

FORBES: Yesware Boosts Sales Productivity, Financial Forecasts

Debtor governments would have to make a formal request for help - a bailout - from the ESM or its sister fund the EFSF.

BBC: Soros calls for Germany to 'lead or leave euro'