Large dunes make access to the beach difficult in places.

在有些地方大沙丘使得靠近海滩很难。

《柯林斯英汉双解大词典》

It is difficult to understand how reduced predation would lead to sudden increases in Acanthaster numbers in several places at the same time in specific years.

很难理解捕食减少是如何导致在特定年份的同一时间内，几个地方的棘冠海星数量突然增加。

youdao

And at the outset I want to thank you all, especially those of you who are far from your homes, working in remote or difficult places.

首先我向所有的人表示感谢，特别是你们当中远离故乡，工作在边远或境遇困难地方的人表示感谢。

youdao

Sod can grow at times and in places where growing grass from seed is difficult.

VOA: special.2009.07.07

or places miles away, maybe in Timbuktu or whatever, who find it difficult to get educational materials from the local university or whatever, can watch certain lectures from Yale on the web.

或者更遥远的国度,像廷巴克图,他们可能在当地大学,不容易得到这样的教育资源,他们就可以到耶鲁网站观看这些视频

耶鲁公开课 - 博弈论课程节选

Firms will build factories in difficult places if they have to, but they much prefer places where contracts can be enforced, property rights are secure, taxes are predictable, executives feel safe, and workers get basic social services from the state.

ECONOMIST: EU membership has worked magic in central Europe

Irish troops are in many very difficult places in the world and provide the kinds of stabilization and humanitarian efforts that make all the difference and save lives.

WHITEHOUSE: The White House

We have confirmed our solidarity also in the context of our joint operations in the most difficult places of the world.

WHITEHOUSE: President Obama and Prime Minister Tusk Press Conference