【講解】：
Best Friend Forever. 多經常用于女生之間的。
例如： We have so much in common, it‘s like you are my BFF.
我們有這么多的相同點，感覺好像你就是我的好閨蜜一樣
Bro 哥們 Brother的縮寫，commonly used in greetings,年輕男生之間
例如： Hey, he's my bro, I watch his back, and he watches mine, we're like brothers, yah know?
他是我哥們，我罩著他，他罩著我，我們就像親兄弟一樣，懂？
Friend Zone 備胎，好人卡
字面意思：朋友的區域
I spent all that money on a date, just to find out she put me in the Friend Zone.
我花了所有的錢去和她約會，最后發現她只是把我當朋友。
FWB 床友 Friends With Benefits
英文釋義：casual relationship implying no committment, but involving companionship
例如：she doesn't have a boyfriend, but she makes out with her FWB sometimes
她沒有男朋友，但她和他的床友時不時么么噠...
side chick 小三
英文釋義：a female that is neither a male's wife nor girlfriend but has relations with the male while he is in another relationship
例如：Kim和Sally在八卦Tina

Kimmy: Look at Tina and Josh...are they going out?
Sally: No Kimmy! Josh is dating Laura. Tina is just his sidechick.