- 重点词汇
- 相关例句
They plan further work in the area to try to pin down the factors responsible.
他们打算在这一地区做些工作以期确证这些因素.
词典精选例句
If we cannot pin down exactly what we are supposed to be managing, how can we manage it?
如果我们都不能确切地知道自己该管理什么,那又怎么去管理呢?
《柯林斯高阶英汉双解学习词典》
It is never possible nowadays to pin down any date within a year or two.
要把任何日期确定下来,误差不出一两年,在当今的时世里,是永远办不到的.
词典精选例句
