on the fence
保持中立；抱观望态度
同义词
参考例子
1.But we said 'next one to miss gets on the fence.
我们说好，下一个输的人要爬上篱笆接受惩罚。
2.Birkin leaned on the fence. A cow was breathing wet hotness on his hand.
伯金倚在栅栏上，一头母牛向他的手上呼出潮湿的热气。
3.If you're on the fence about whether you should make a change this year, make a list of the benefits and costs, said Dr.
如果你还在犹豫是否要在新的一年里做些改变，那么列出一个表格，把所有的好处和代价列出来。
英文解释
adj.
1.characterized by indecision
网络释义
on the fence
抱观望态度; 骑墙; 观望; 抱骑墙态度的;
drift look on ride the fence straddle window-shop
观望;
sat on the fence
保持中立; 采取骑墙态度;
sit on the fence
脚踩两只船; 骑墙，固守中立; 骑墙; 脚踩两只船（随风倒）;
be on the fence
观望形势, 抱骑墙态度 踌躇 犹豫未决; 骑墙观望;