No.9 - She introduces herself to your family & friends behind your back.
排名第九：背著我去認識我的親人和朋友。

You've hesitated to introduce her to your friends and family because the relationship is new or you just might not be sure it's something that is going to the next level. Suddenly, your mom is asking questions about her and your friends want to know when she is coming out for drinks. She has found a way to skip your introductions and connect with the people in your life behind your back.
兩人剛開始交往、男生會猶豫要不要把女友介紹給自己的親友。“因為我確實還不太確定我們的關系是否會有進展。” 而突然，全世界似乎都認識了我的女友。原來她背著我、先把自己介紹給了我的親朋好友！

來源:可可英語 http://www.ccdyzl.cn/read/201001/93697.shtml