time's up 
 
The time limit has expired; the deadline has been reached; there is no time left.
超过期限了;截止日期已到;没有时间了。
 
OK, everyone, time's up for this week.
好了，各位，这星期的就到这里。
 
I enjoyed trying out the virtual reality machine, but my time was up before I could really get into it.
我很喜欢试机这个过程，但在我真正了解它，我的时间就到了。
 
“硬塞给…”用英语怎么说？
palm sth off on sb 
/pɑːm/
 
to give away something, or persuade someone to accept something, because you do not want it and you know it has no value
把(自己不想要或无价值的东西)硬塞给(或卖给)
 
She tried to palm her old car off on me. 
她试图骗我买下她那辆旧汽车。
 
She tried to palm the hardest part of the assignment off on me as some kind of special challenge.
她试图把任务中最难的部分作为一种特殊的挑战交给我。