1.acquaintance n.认识的人
Do you know Neo well? Is he a close friend or just an acquaintance?
你跟Neo熟吗？是很好的朋友还是只是认识而已？

2.small talk 闲聊
I'm good at making small talk. As a result, I always get lots of new friends after party.
我很擅长和别人闲聊。因此，我总是可以在派对上交到很多新朋友。

3.stranger n.格格不入者
I don't know anyone at the party. I feel like a stranger.
那场派对我谁都不认识，我觉得格格不入！

4.buzzkill n.扫兴，泼冷水的人或事
Kim is a total buzzkill. She always ruins the plot of Game of Thrones before I watch it! I can't stand it.
Kim很扫兴！她总是在我还没看过《权力的游戏》之前给我讲剧情，我真受不了她！

5.mutual friend 共同朋友
We met through a mutual friend, someone we both know from work.
我们是透过一个工作上的共同好友认识的。

6.get to know 深入了解
We should go have a drink and get to know each other.
我们必须去喝一杯来更加了解彼此。