To sit on the fence. Fence就是篱笆,to sit on the fence按字面来解释,它的含意就是坐在篱笆上。但是,作为一个习惯用语,to sit on the fence就是左右不定。To sit on the fence这个说法十九世纪初就开始出现了。那个时候,to sit on the fence是指一个人在政治上既不支持共和党,也不支持民主党;也就是...
Here is the topic: Sit On The Fence - Idiom Of The Day For IELTS Speaking with meaning and examples to understand it in a better manner.