Shack 美 /ʃæk/ a small building, usually made of wood or metal, that has not been built welln. 簡陋的小屋，棚屋
Shack up 連起來是什麼意思呢？讓我們一起看一個句子來學習下：
She is shacking up with her boyfriend.
她正在跟她的男朋友同居。
shack up：同居
Young people are afraid to get married, so they shack up.
年輕人害怕結婚，是以他們同居。是這樣麼？
Will you allow your daughter to shack up with her boyfriend?
你同意你的女兒與她男友同居嗎？
So, if you are a parent and have lost a spouse to divorce or death, don’t shack up.
是以，如果你是一位離異或者配偶去世的父母，不要選擇同居。要保護好自己的孩子！
Couples who shack up before tying the knot are more likely to get divorced than their counterparts who don't move in together until marriage, a new study suggests.
一項研究顯示，與結婚之後才搬到一起居住的夫婦相比，步入婚姻殿堂之前就同居的夫婦更有可能離婚。要重視哦！
《老友記》影視原聲：
Chandler and I are moving in together.
Chandler 和我要住在一起。
Oh, my little sister and my best friend shack up.
哦，我妹妹和我最好的朋友同居。