one of the two posts that form part of a goal 球门柱
Idioms
move, etc. the goalposts
- (informal, disapproving)
to change the rules for something, or conditions under which it is done, so that the situation becomes more difficult for somebody 改变规则，改变条件（使某人为难） I manage to get on top of the job, and then they move the goalposts again. 我设法胜任这份工作，然后他们再次移动球门柱。