他们是今年走红的新乐队之一。

They are one of this year's hot new bands.

他们是最富感染力的现场表演摇滚乐组合之一。

They were one of rock's most impressive live acts.

他们是首批登上月球的人。

They were the first men to land on the moon.

他敬佩加拿大人，因为他们是勇敢坚定的民族。

He admired Canadians as a hardy and determined race.

我估计他们是堵车了。

My bet is that they've been held up in traffic.

他们是一家地位稳固、信誉良好的公司。

They are an established company with a good reputation.

这种情况很难证明解雇他们是正当的。

The situation scarcely warrants their/ them being dismissed.

到机场迎接他们是一个妙招。

Meeting them at the airport was a nice touch.

我听说他们是在意大利认识的。

I've heard it said they met in Italy.