This indicates that if there is arbitrage opportunity in the commodity sector, it is hard to prevent.

这表明，如果商品领域中存在套戥机会，几乎很难防止有人不这样做。

youdao

Even though the drugs have been developed to treat disease, it will be hard to prevent their use by the healthy.

尽管这些药物是用于治疗疾病，但很难阻止健康的人们去使用它们。

youdao

This indicates that if the opportunity for arbitrage appears in commercial world, it is hard to prevent such an action.

这表明，如果商品领域中存在套戥机会，几乎很难防止有人不这样做。

youdao

When farmers and wild animals share land, conflicts can be hard to prevent.

VOA: special.2010.07.27

The fluoride mixes with enamel, the hard surface on teeth, to help prevent holes, or cavities,from forming.

VOA: special.2009.03.11

Yemeni Health Minister Abdul Karim Rasae, who chaired the conference, said the decision to prevent vulnerable people from attending this year's Hajj was debated long and hard before being approved.

VOA: standard.2009.07.23

So that by itself is a reason to work hard to prevent it from happening.

WHITEHOUSE: Press Briefing

Some things have to be imported, however, and it is hard to prevent foreigners from profiteering.

ECONOMIST: The pros and cons of opting out of the global economy

What happened then, is that the U.S. government tried very hard to prevent people from getting money offshore.

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