On December 7, we saw the release of Rails 2.0.

我们刚刚在12月7日迎来了Rails 2.0发布版。

youdao

This 'Blue Marble' image was taken by Apollo 17 astronauts on December 7, 1972.

这张”蓝宝石“图像是1972年12月7日阿波罗17的宇航员拍的。

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On December 7, 2008, it was going at 210 km/hour in a zone with speed limit of 120 km/hr.

2008年12月7日，它曾以时速210KM的速度在一限速120KM的区域内狂飙。

youdao

After the Japanese bombed Pearl Harbor on December 7,1941, the U.S.declared war on Japan and Germany.

VOA: standard.2010.06.22

"and,of course, we all know what happened on December 7,1941.

VOA: standard.2010.06.22

On December 7, Doyle will offer the remaining 50 lots from the Cossidente collection.

FORBES: Tick Tock On The Block

On December 7, she sent me a picture of Alvaro from her cell phone.

FORBES: A Death in Juarez: How U.S. Immigration Policy Is Tearing American Families Apart

On December 7, 1941, our Nation suffered one of the most devastating attacks ever to befall the American people.

WHITEHOUSE: The White House