self=自己，selfie=自拍(能看到举着相机的手，要么摆出自己最美的角度、要么故意不看镜头的那种)

　　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=打招呼，orbit=轨道，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=自制的，word=词，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。book=书，hangover=宿醉。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。