1.be curtains (for sb) 绝望的处境；无法摆脱的困境；完蛋
When I saw he had a gun, I thought it was curtains for me.
我一见他有枪，就想这下子我算是完了。
 

2.box office 票房，售票处
Jurassic Park had broken all box office records.
《侏罗纪公园》打破了所有票房纪录。