This is Sam. Who's that?

我是萨姆，您是哪位？

youdao

Ann, this is Sam. Look, Ann. I want to see you again. How about a drink tonight?

安，我是萨姆。看，安。我想再看看你。今天一起喝杯东西怎样？

youdao

"This is Brady Coyne," said Sam, jerking his head in my direction.

“这是布雷迪·科因”，萨姆说，他的头朝我这边甩了一下。

《柯林斯英汉双解大词典》

This is my daughter Liza, my son Charlie and Sam, and this is my wife Janna.

WHITEHOUSE: President Obama Takes Questions at GOP House Issues Conference | The White House

Once they realize this is money Uncle Sam will get, there is a conversion.

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Defenders of Arizona's harsh new anti-immigration law are going on the offensive: They are fanning out on TV, radio talk shows and newspaper columns arguing that there is nothing nefarious about this law because all it does is help Uncle Sam enforce its existing laws.

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