on end
1．continously连续不断地
The play is so successful that it has run for years on end．这出戏非常成功，连演几年不衰。
There has been no rain for weeks on end．持续几个星期没下雨了。
2．upright竖着地
We had to stand the table on end to get it through the door．要让桌子从门里进，我们只好把它侧着竖起来。
Please put the barrel on end．请把这只桶竖起来。
on even terms（with）
at the same level（with）（与…）不相上下
They are on even terms．他们不相上下。