He was of great assistance to me in researches for my books.

在我为写书所作的研究中，他提供了很大的帮助。

youdao

Charity foundation gave an great assistance to the disaster area.

慈善基金会给予受灾地区极大的援助。

youdao

If you can take on this case, it'll be of great assistance to me.

如果你能接这个案子，就等于帮了我一个大忙。

youdao

And,he notes humanitarian organizations have great difficulty in reaching them with much needed assistance.

VOA: standard.2009.09.26

In addition, Ireland actually has trainers in Afghanistan that have provided us great assistance.

WHITEHOUSE: President Obama Meets with Taoiseach Kenny

And so in terms of the assistance provided the opposition, obviously the measures we have taken has provided great assistance to the opposition.

WHITEHOUSE: Press Briefing

It has been since this began, particularly based on the devastation that we saw at the U.N. that had provided great assistance in security before the earthquake.

WHITEHOUSE: Press Briefing