Groundhog Day
noun [ C usually singular ] uk/ˈɡraʊnd.hɒɡ ˌdeɪ/ us/ˈɡraʊnd.hɑːɡ ˌdeɪ/
（美国每年2月2日的）土拨鼠节
in the US, 2 February, which, according to an old story, is the day the groundhog wakes up after sleeping through the winter. If it sees its shadow on this day, there will be six more weeks of winter, and if it does not, spring will start early.
过去发生的事情又再次同样发生，周而复始
a situation in which events that have happened before happen again, in what seems to be exactly the same way
Once again, we had an agreement, we all shook hands, and once again they come back and say no. I guess this is Groundhog Day. 我们又一次达成协议，又一次握手，而他们又一次回来说不行。周而复始。