If you go into a romantic relationship, it costs you two friends.

你去谈恋爱的代价是失去两个好朋友。

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Study leader Professor Robin Dunbar, from Oxford University, said: “We've just shown that if you have a romantic relationship it actually costs you two friends.”

牛津大学的教授还说到，一段爱情要牺牲2段友谊的数据时可信的。

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This template requires two personal examples, but you can also use examples of anecdotes or stories you heard from family, friends, newspapers or on television.

这个模板需要两个个人的例子，但是你也可以使用你从家人、朋友、报纸或电视上听到的轶事或故事作为例子。

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You have two friends who have some big news for you.

你有两个好朋友，他们有个天大的好消息要告诉你。

How long课堂 - SpeakingMax英语口语达人

How did you two become friends?

你们是怎么交上朋友的？

和朋友一起逛洛杉矶 - SpeakingMax英语口语达人

You could change the arrangements each year, so that you don't have to be away from your friends for two Christmases in a row.

BBC: CBBC Newsround | COPING WITH CHRISTMAS | What if I have a split family?

Our prayers are with the families and friends of the crews that you lost in that training exercise two months ago.

WHITEHOUSE: President Obama Speaks to Military Personnel in Pensacola, FL | The White House

The two became, in their way, friends, and as you will hear when you listen to our story, Dawi told Alan the terrible secret that explained why there were so few Taron.

NPR: An Asian Pygmy and his Pal from Far Rockaway