造句：Many people like posting selfies of themselves on Weibo.
很多人喜欢在微博上发自己的自拍照。
greeting orbit=打不上招呼(你和A一起出门，遇到A的朋友B，A和B打完招呼又相谈甚欢，你被赤裸裸地晾在了一边)
造句：We strolled through the crowd arm in arm, she knowing everyone and stopping to chat - me knowing nobody and in perpetual greeting orbit.
我们手挽手穿过人群，她认识每一个人、不时停下来与人交谈，我谁都不认识、一直被晾在一边。。
homemade word=自己人的暗语(只有家人、好友才懂的词)
比如
A: Sorry I didn't understand that, what did you say?
不好意思我不懂你的意思，你刚刚说啥来着?
B: Oh, sorry, it was a homemade word.
抱歉，那是我们的暗语。
deep bro talk=哥们深聊(2个好哥们之间的深度对话，聊他们2人的秘密)
造句：Leonard had a deep bro talk with Sheldon about his crush on Penny.
Leonard和哥们谢耳朵深度对话，诉说了他对潘小花的爱慕。
book hangover=阅读后遗症(读完一本书还沉浸在书里的状态出不来，觉得现实好飘渺~)
造句：I have a really bad book hangover today, I could hardly concentrate at work.
我今天得了严重的阅读后遗症，根本没办法安心工作。