In recent days the United Nations agency has moved closer and closer to such a declaration.

VOA: special.2009.06.10

And, you've undoubtedly heard a lot in the public press, and even in the political dialogue such as it is these days that hydrogen might be on environmentally friendly fuel.

毫无疑问你已经在公开新闻上，甚至在政治的对话上听到过了,比如最近这些天,氢气是一种环境友好的燃料。

麻省理工公开课 - 固态化学导论课程节选

Such a trip could take two hundred days to complete.

VOA: special.2009.12.23

Van Cleave says his group will continue its fight to repeal other gun laws, such as a measure that prevents Virginians from buying more than one handgun every 30 days.

VOA: standard.2010.07.06

because in disasters such as this, the first hours and days are absolutely critical in saving lives and avoiding greater tragedy, I have directed my team to be as forward leaning as possible in getting the help on the ground and coordinating with our international partners as well,"

VOA: standard.2010.01.13

Addressing reporters in the White House briefing room, President Obama said the agreement moves the world closer to the goal of a more secure future without such weapons, which he said represent both the darkest days of the Cold War, and the most troubling threats of our time.

VOA: standard.2010.03.26