Quite unprompted, Sam started telling us exactly what had happened that night.

萨姆完全出于主动，开始把那天夜里发生的事一一向我们说了出来。

《牛津词典》

Sam had lit a fire to welcome us home.

萨姆点燃炉火欢迎我们回家。

《牛津词典》

Sam joined us last September and it has been a real privilege to have him with us.

山姆去年9月来我们学校，有他和我们一起真是荣幸。

youdao

The Mexicans insist that is just plain old US protectionism - that Uncle Sam cannot stomach genuine competition when it undercuts its own industries.

BBC: Mexico: Trade in the shadow of Big Brother

If you are an American Canadian and have not reported to the IRS that you have an RRSP (similar to an IRA in the US), you owe Uncle Sam a non-filing penalty of 25% of the value of the account.

FORBES: Handling New IRS Foreign Reporting Requirements Without Doing Jail Time

Some of the contenders--including Sam Brownback and Ron Paul--were willing to take a stand and gave us full cooperation.

FORBES: Magazine Article