"The U. S. visa is difficult," this statement is well known, and reason is indeed "the consequence of logging and future generations suffer" result.

“美国签证申请难”这一说法已是众所周知了，究其原因，的确是“前人砍树，后人遭殃”的结果。

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We also must protect Social Security for future generations because the sluggish economy is making it difficult for young people to survive, let alone save for retirement.

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However, the main demographic problem facing Europe is a declining birth rate, which is threatening to make it difficult to pay for pensions for future generations.

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"We will respond to the threat of climate change, knowing that the failure to do so would betray our children and future generations, " he said, warning of a "long and sometimes difficult" path to sustainable energy sources in a nation dominated by its fossil fuel industries such as oil and coal.

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